2013535420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{271}}^1$

素因数の和:392

約数の個数: 144

約数和(自身を含む): 4960255104

約数和(自身を除く): 2946719684

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 41, 52, 65, 68, 82, 85, 130, 164, 170, 205, 221, 260, 271, 340, 410, 442, 533, 542, 697, 820, 884, 1066, 1084, 1105, 1355, 1394, 1681, 2132, 2210, 2665, 2710, 2788, 3362, 3485, 3523, 4420, 4607, 5330, 5420, 6724, 6970, 7046, 8405, 9061, 9214, 10660, 11111, 13940, 14092, 16810, 17615, 18122, 18428, 21853, 22222, 23035, 28577, 33620, 35230, 36244, 43706, 44444, 45305, 46070, 55555, 57154, 59891, 70460, 87412, 90610, 92140, 109265, 111110, 114308, 119782, 142885, 144443, 181220, 188887, 218530, 222220, 239564, 285770, 288886, 299455, 371501, 377774, 437060, 455551, 571540, 577772, 598910, 722215, 743002, 755548, 911102, 944435, 1197820, 1444430, 1486004, 1822204, 1857505, 1888870, 2277755, 2455531, 2888860, 3715010, 3777740, 4555510, 4911062, 5922163, 7430020, 7744367, 9111020, 9822124, 11844326, 12277655, 15488734, 23688652, 24555310, 29610815, 30977468, 38721835, 49110620, 59221630, 77443670, 100676771, 118443260, 154887340, 201353542, 402707084, 503383855, 1006767710, 2013535420]

約数ペア:

[(1, 2013535420), (2, 1006767710), (4, 503383855), (5, 402707084), (10, 201353542), (13, 154887340), (17, 118443260), (20, 100676771), (26, 77443670), (34, 59221630), (41, 49110620), (52, 38721835), (65, 30977468), (68, 29610815), (82, 24555310), (85, 23688652), (130, 15488734), (164, 12277655), (170, 11844326), (205, 9822124), (221, 9111020), (260, 7744367), (271, 7430020), (340, 5922163), (410, 4911062), (442, 4555510), (533, 3777740), (542, 3715010), (697, 2888860), (820, 2455531), (884, 2277755), (1066, 1888870), (1084, 1857505), (1105, 1822204), (1355, 1486004), (1394, 1444430), (1681, 1197820), (2132, 944435), (2210, 911102), (2665, 755548), (2710, 743002), (2788, 722215), (3362, 598910), (3485, 577772), (3523, 571540), (4420, 455551), (4607, 437060), (5330, 377774), (5420, 371501), (6724, 299455), (6970, 288886), (7046, 285770), (8405, 239564), (9061, 222220), (9214, 218530), (10660, 188887), (11111, 181220), (13940, 144443), (14092, 142885), (16810, 119782), (17615, 114308), (18122, 111110), (18428, 109265), (21853, 92140), (22222, 90610), (23035, 87412), (28577, 70460), (33620, 59891), (35230, 57154), (36244, 55555), (43706, 46070), (44444, 45305)]