2008781320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{42451}}^1$

素因数の和:42495

約数の個数: 96

約数和(自身を含む): 5593475520

約数和(自身を除く): 3584694200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 169, 182, 260, 280, 338, 364, 455, 520, 676, 728, 845, 910, 1183, 1352, 1690, 1820, 2366, 3380, 3640, 4732, 5915, 6760, 9464, 11830, 23660, 42451, 47320, 84902, 169804, 212255, 297157, 339608, 424510, 551863, 594314, 849020, 1103726, 1188628, 1485785, 1698040, 2207452, 2377256, 2759315, 2971570, 3863041, 4414904, 5518630, 5943140, 7174219, 7726082, 11037260, 11886280, 14348438, 15452164, 19315205, 22074520, 28696876, 30904328, 35871095, 38630410, 50219533, 57393752, 71742190, 77260820, 100439066, 143484380, 154521640, 200878132, 251097665, 286968760, 401756264, 502195330, 1004390660, 2008781320]

約数ペア:

[(1, 2008781320), (2, 1004390660), (4, 502195330), (5, 401756264), (7, 286968760), (8, 251097665), (10, 200878132), (13, 154521640), (14, 143484380), (20, 100439066), (26, 77260820), (28, 71742190), (35, 57393752), (40, 50219533), (52, 38630410), (56, 35871095), (65, 30904328), (70, 28696876), (91, 22074520), (104, 19315205), (130, 15452164), (140, 14348438), (169, 11886280), (182, 11037260), (260, 7726082), (280, 7174219), (338, 5943140), (364, 5518630), (455, 4414904), (520, 3863041), (676, 2971570), (728, 2759315), (845, 2377256), (910, 2207452), (1183, 1698040), (1352, 1485785), (1690, 1188628), (1820, 1103726), (2366, 849020), (3380, 594314), (3640, 551863), (4732, 424510), (5915, 339608), (6760, 297157), (9464, 212255), (11830, 169804), (23660, 84902), (42451, 47320)]