2552970340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 5962345200

約数和(自身を除く): 3409374860

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 89, 95, 116, 137, 145, 178, 190, 274, 290, 356, 361, 380, 445, 548, 551, 580, 685, 722, 890, 1102, 1370, 1444, 1691, 1780, 1805, 2204, 2581, 2603, 2740, 2755, 3382, 3610, 3973, 5162, 5206, 5510, 6764, 7220, 7946, 8455, 10324, 10412, 10469, 11020, 12193, 12905, 13015, 15892, 16910, 19865, 20938, 24386, 25810, 26030, 32129, 33820, 39730, 41876, 48772, 49039, 49457, 51620, 52060, 52345, 60965, 64258, 75487, 79460, 98078, 98914, 104690, 121930, 128516, 150974, 160645, 196156, 197828, 209380, 231667, 243860, 245195, 247285, 301948, 321290, 353597, 377435, 463334, 490390, 494570, 642580, 707194, 754870, 926668, 931741, 980780, 989140, 1158335, 1414388, 1434253, 1509740, 1767985, 1863482, 2316670, 2868506, 3535970, 3726964, 4401673, 4633340, 4658705, 5737012, 6718343, 7071940, 7171265, 8803346, 9317410, 13436686, 14342530, 17606692, 18634820, 22008365, 26873372, 28685060, 33591715, 44016730, 67183430, 88033460, 127648517, 134366860, 255297034, 510594068, 638242585, 1276485170, 2552970340]

約数ペア:

[(1, 2552970340), (2, 1276485170), (4, 638242585), (5, 510594068), (10, 255297034), (19, 134366860), (20, 127648517), (29, 88033460), (38, 67183430), (58, 44016730), (76, 33591715), (89, 28685060), (95, 26873372), (116, 22008365), (137, 18634820), (145, 17606692), (178, 14342530), (190, 13436686), (274, 9317410), (290, 8803346), (356, 7171265), (361, 7071940), (380, 6718343), (445, 5737012), (548, 4658705), (551, 4633340), (580, 4401673), (685, 3726964), (722, 3535970), (890, 2868506), (1102, 2316670), (1370, 1863482), (1444, 1767985), (1691, 1509740), (1780, 1434253), (1805, 1414388), (2204, 1158335), (2581, 989140), (2603, 980780), (2740, 931741), (2755, 926668), (3382, 754870), (3610, 707194), (3973, 642580), (5162, 494570), (5206, 490390), (5510, 463334), (6764, 377435), (7220, 353597), (7946, 321290), (8455, 301948), (10324, 247285), (10412, 245195), (10469, 243860), (11020, 231667), (12193, 209380), (12905, 197828), (13015, 196156), (15892, 160645), (16910, 150974), (19865, 128516), (20938, 121930), (24386, 104690), (25810, 98914), (26030, 98078), (32129, 79460), (33820, 75487), (39730, 64258), (41876, 60965), (48772, 52345), (49039, 52060), (49457, 51620)]