1145360

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:255

約数の個数: 40

約数和(自身を含む): 2708160

約数和(自身を除く): 1562800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 139, 206, 278, 412, 515, 556, 695, 824, 1030, 1112, 1390, 1648, 2060, 2224, 2780, 4120, 5560, 8240, 11120, 14317, 28634, 57268, 71585, 114536, 143170, 229072, 286340, 572680, 1145360]

約数ペア:

[(1, 1145360), (2, 572680), (4, 286340), (5, 229072), (8, 143170), (10, 114536), (16, 71585), (20, 57268), (40, 28634), (80, 14317), (103, 11120), (139, 8240), (206, 5560), (278, 4120), (412, 2780), (515, 2224), (556, 2060), (695, 1648), (824, 1390), (1030, 1112)]