2019995260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 4544064000

約数和(自身を除く): 2524068740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 167, 190, 229, 278, 334, 380, 458, 556, 668, 695, 835, 916, 1145, 1390, 1670, 2290, 2641, 2780, 3173, 3340, 4351, 4580, 5282, 6346, 8702, 10564, 12692, 13205, 15865, 17404, 21755, 23213, 26410, 31730, 31831, 38243, 43510, 46426, 52820, 63460, 63662, 76486, 87020, 92852, 116065, 127324, 152972, 159155, 191215, 232130, 318310, 382430, 441047, 464260, 604789, 636620, 726617, 764860, 882094, 1209578, 1453234, 1764188, 2205235, 2419156, 2906468, 3023945, 3633085, 4410470, 5315777, 6047890, 7266170, 8820940, 10631554, 12095780, 14532340, 21263108, 26578885, 53157770, 100999763, 106315540, 201999526, 403999052, 504998815, 1009997630, 2019995260]

約数ペア:

[(1, 2019995260), (2, 1009997630), (4, 504998815), (5, 403999052), (10, 201999526), (19, 106315540), (20, 100999763), (38, 53157770), (76, 26578885), (95, 21263108), (139, 14532340), (167, 12095780), (190, 10631554), (229, 8820940), (278, 7266170), (334, 6047890), (380, 5315777), (458, 4410470), (556, 3633085), (668, 3023945), (695, 2906468), (835, 2419156), (916, 2205235), (1145, 1764188), (1390, 1453234), (1670, 1209578), (2290, 882094), (2641, 764860), (2780, 726617), (3173, 636620), (3340, 604789), (4351, 464260), (4580, 441047), (5282, 382430), (6346, 318310), (8702, 232130), (10564, 191215), (12692, 159155), (13205, 152972), (15865, 127324), (17404, 116065), (21755, 92852), (23213, 87020), (26410, 76486), (31730, 63662), (31831, 63460), (38243, 52820), (43510, 46426)]