20853662040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3048781}}^1$

素因数の和:3048817

約数の個数: 96

約数和(自身を含む): 71341498800

約数和(自身を除く): 50487836760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 3048781, 6097562, 9146343, 12195124, 15243905, 18292686, 24390248, 27439029, 30487810, 36585372, 45731715, 54878058, 57926839, 60975620, 73170744, 91463430, 109756116, 115853678, 121951240, 137195145, 173780517, 182926860, 219512232, 231707356, 274390290, 289634195, 347561034, 365853720, 463414712, 521341551, 548780580, 579268390, 695122068, 868902585, 1042683102, 1097561160, 1158536780, 1390244136, 1737805170, 2085366204, 2317073560, 2606707755, 3475610340, 4170732408, 5213415510, 6951220680, 10426831020, 20853662040]

約数ペア:

[(1, 20853662040), (2, 10426831020), (3, 6951220680), (4, 5213415510), (5, 4170732408), (6, 3475610340), (8, 2606707755), (9, 2317073560), (10, 2085366204), (12, 1737805170), (15, 1390244136), (18, 1158536780), (19, 1097561160), (20, 1042683102), (24, 868902585), (30, 695122068), (36, 579268390), (38, 548780580), (40, 521341551), (45, 463414712), (57, 365853720), (60, 347561034), (72, 289634195), (76, 274390290), (90, 231707356), (95, 219512232), (114, 182926860), (120, 173780517), (152, 137195145), (171, 121951240), (180, 115853678), (190, 109756116), (228, 91463430), (285, 73170744), (342, 60975620), (360, 57926839), (380, 54878058), (456, 45731715), (570, 36585372), (684, 30487810), (760, 27439029), (855, 24390248), (1140, 18292686), (1368, 15243905), (1710, 12195124), (2280, 9146343), (3420, 6097562), (6840, 3048781)]