2043340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 4798080

約数和(自身を除く): 2754740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 271, 290, 377, 542, 580, 754, 1084, 1355, 1508, 1885, 2710, 3523, 3770, 5420, 7046, 7540, 7859, 14092, 15718, 17615, 31436, 35230, 39295, 70460, 78590, 102167, 157180, 204334, 408668, 510835, 1021670, 2043340]

約数ペア:

[(1, 2043340), (2, 1021670), (4, 510835), (5, 408668), (10, 204334), (13, 157180), (20, 102167), (26, 78590), (29, 70460), (52, 39295), (58, 35230), (65, 31436), (116, 17615), (130, 15718), (145, 14092), (260, 7859), (271, 7540), (290, 7046), (377, 5420), (542, 3770), (580, 3523), (754, 2710), (1084, 1885), (1355, 1508)]