69007940

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 147987840

約数和(自身を除く): 78979900

約数列:

[1, 2, 4, 5, 10, 20, 103, 139, 206, 241, 278, 412, 482, 515, 556, 695, 964, 1030, 1205, 1390, 2060, 2410, 2780, 4820, 14317, 24823, 28634, 33499, 49646, 57268, 66998, 71585, 99292, 124115, 133996, 143170, 167495, 248230, 286340, 334990, 496460, 669980, 3450397, 6900794, 13801588, 17251985, 34503970, 69007940]

約数ペア:

[(1, 69007940), (2, 34503970), (4, 17251985), (5, 13801588), (10, 6900794), (20, 3450397), (103, 669980), (139, 496460), (206, 334990), (241, 286340), (278, 248230), (412, 167495), (482, 143170), (515, 133996), (556, 124115), (695, 99292), (964, 71585), (1030, 66998), (1205, 57268), (1390, 49646), (2060, 33499), (2410, 28634), (2780, 24823), (4820, 14317)]