20117776920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{839}}^1\times {\mathrm{199819}}^1$

素因数の和:200672

約数の個数: 64

約数和(自身を含む): 60425568000

約数和(自身を除く): 40307791080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 839, 1678, 2517, 3356, 4195, 5034, 6712, 8390, 10068, 12585, 16780, 20136, 25170, 33560, 50340, 100680, 199819, 399638, 599457, 799276, 999095, 1198914, 1598552, 1998190, 2397828, 2997285, 3996380, 4795656, 5994570, 7992760, 11989140, 23978280, 167648141, 335296282, 502944423, 670592564, 838240705, 1005888846, 1341185128, 1676481410, 2011777692, 2514722115, 3352962820, 4023555384, 5029444230, 6705925640, 10058888460, 20117776920]

約数ペア:

[(1, 20117776920), (2, 10058888460), (3, 6705925640), (4, 5029444230), (5, 4023555384), (6, 3352962820), (8, 2514722115), (10, 2011777692), (12, 1676481410), (15, 1341185128), (20, 1005888846), (24, 838240705), (30, 670592564), (40, 502944423), (60, 335296282), (120, 167648141), (839, 23978280), (1678, 11989140), (2517, 7992760), (3356, 5994570), (4195, 4795656), (5034, 3996380), (6712, 2997285), (8390, 2397828), (10068, 1998190), (12585, 1598552), (16780, 1198914), (20136, 999095), (25170, 799276), (33560, 599457), (50340, 399638), (100680, 199819)]