20236980320

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1\times {\mathrm{1879}}^1$

素因数の和:2788

約数の個数: 96

約数和(自身を含む): 48471333120

約数和(自身を除く): 28234352800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 811, 830, 1328, 1622, 1660, 1879, 2656, 3244, 3320, 3758, 4055, 6488, 6640, 7516, 8110, 9395, 12976, 13280, 15032, 16220, 18790, 25952, 30064, 32440, 37580, 60128, 64880, 67313, 75160, 129760, 134626, 150320, 155957, 269252, 300640, 311914, 336565, 538504, 623828, 673130, 779785, 1077008, 1247656, 1346260, 1523869, 1559570, 2154016, 2495312, 2692520, 3047738, 3119140, 4990624, 5385040, 6095476, 6238280, 7619345, 10770080, 12190952, 12476560, 15238690, 24381904, 24953120, 30477380, 48763808, 60954760, 121909520, 126481127, 243819040, 252962254, 505924508, 632405635, 1011849016, 1264811270, 2023698032, 2529622540, 4047396064, 5059245080, 10118490160, 20236980320]

約数ペア:

[(1, 20236980320), (2, 10118490160), (4, 5059245080), (5, 4047396064), (8, 2529622540), (10, 2023698032), (16, 1264811270), (20, 1011849016), (32, 632405635), (40, 505924508), (80, 252962254), (83, 243819040), (160, 126481127), (166, 121909520), (332, 60954760), (415, 48763808), (664, 30477380), (811, 24953120), (830, 24381904), (1328, 15238690), (1622, 12476560), (1660, 12190952), (1879, 10770080), (2656, 7619345), (3244, 6238280), (3320, 6095476), (3758, 5385040), (4055, 4990624), (6488, 3119140), (6640, 3047738), (7516, 2692520), (8110, 2495312), (9395, 2154016), (12976, 1559570), (13280, 1523869), (15032, 1346260), (16220, 1247656), (18790, 1077008), (25952, 779785), (30064, 673130), (32440, 623828), (37580, 538504), (60128, 336565), (64880, 311914), (67313, 300640), (75160, 269252), (129760, 155957), (134626, 150320)]