1019445835780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6571}}^1\times {\mathrm{189199}}^1$

素因数の和:195820

約数の個数: 48

約数和(自身を含む): 2193397113600

約数和(自身を除く): 1173951277820

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 6571, 13142, 26284, 32855, 65710, 131420, 189199, 269411, 378398, 538822, 756796, 945995, 1077644, 1347055, 1891990, 2694110, 3783980, 5388220, 7757159, 15514318, 31028636, 38785795, 77571590, 155143180, 1243226629, 2486453258, 4972906516, 6216133145, 12432266290, 24864532580, 50972291789, 101944583578, 203889167156, 254861458945, 509722917890, 1019445835780]

約数ペア:

[(1, 1019445835780), (2, 509722917890), (4, 254861458945), (5, 203889167156), (10, 101944583578), (20, 50972291789), (41, 24864532580), (82, 12432266290), (164, 6216133145), (205, 4972906516), (410, 2486453258), (820, 1243226629), (6571, 155143180), (13142, 77571590), (26284, 38785795), (32855, 31028636), (65710, 15514318), (131420, 7757159), (189199, 5388220), (269411, 3783980), (378398, 2694110), (538822, 1891990), (756796, 1347055), (945995, 1077644)]