20122013080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{70229}}^1$

素因数の和:70301

約数の個数: 128

約数和(自身を含む): 53093880000

約数和(自身を除く): 32971866920

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 29, 38, 40, 52, 58, 65, 76, 95, 104, 116, 130, 145, 152, 190, 232, 247, 260, 290, 377, 380, 494, 520, 551, 580, 754, 760, 988, 1102, 1160, 1235, 1508, 1885, 1976, 2204, 2470, 2755, 3016, 3770, 4408, 4940, 5510, 7163, 7540, 9880, 11020, 14326, 15080, 22040, 28652, 35815, 57304, 70229, 71630, 140458, 143260, 280916, 286520, 351145, 561832, 702290, 912977, 1334351, 1404580, 1825954, 2036641, 2668702, 2809160, 3651908, 4073282, 4564885, 5337404, 6671755, 7303816, 8146564, 9129770, 10183205, 10674808, 13343510, 16293128, 17346563, 18259540, 20366410, 26476333, 26687020, 34693126, 36519080, 38696179, 40732820, 52952666, 53374040, 69386252, 77392358, 81465640, 86732815, 105905332, 132381665, 138772504, 154784716, 173465630, 193480895, 211810664, 264763330, 309569432, 346931260, 386961790, 503050327, 529526660, 693862520, 773923580, 1006100654, 1059053320, 1547847160, 2012201308, 2515251635, 4024402616, 5030503270, 10061006540, 20122013080]

約数ペア:

[(1, 20122013080), (2, 10061006540), (4, 5030503270), (5, 4024402616), (8, 2515251635), (10, 2012201308), (13, 1547847160), (19, 1059053320), (20, 1006100654), (26, 773923580), (29, 693862520), (38, 529526660), (40, 503050327), (52, 386961790), (58, 346931260), (65, 309569432), (76, 264763330), (95, 211810664), (104, 193480895), (116, 173465630), (130, 154784716), (145, 138772504), (152, 132381665), (190, 105905332), (232, 86732815), (247, 81465640), (260, 77392358), (290, 69386252), (377, 53374040), (380, 52952666), (494, 40732820), (520, 38696179), (551, 36519080), (580, 34693126), (754, 26687020), (760, 26476333), (988, 20366410), (1102, 18259540), (1160, 17346563), (1235, 16293128), (1508, 13343510), (1885, 10674808), (1976, 10183205), (2204, 9129770), (2470, 8146564), (2755, 7303816), (3016, 6671755), (3770, 5337404), (4408, 4564885), (4940, 4073282), (5510, 3651908), (7163, 2809160), (7540, 2668702), (9880, 2036641), (11020, 1825954), (14326, 1404580), (15080, 1334351), (22040, 912977), (28652, 702290), (35815, 561832), (57304, 351145), (70229, 286520), (71630, 280916), (140458, 143260)]