17870560

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1831}}^1$

素因数の和:1907

約数の個数: 48

約数和(自身を含む): 42934752

約数和(自身を除く): 25064192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1831, 1952, 2440, 3662, 4880, 7324, 9155, 9760, 14648, 18310, 29296, 36620, 58592, 73240, 111691, 146480, 223382, 292960, 446764, 558455, 893528, 1116910, 1787056, 2233820, 3574112, 4467640, 8935280, 17870560]

約数ペア:

[(1, 17870560), (2, 8935280), (4, 4467640), (5, 3574112), (8, 2233820), (10, 1787056), (16, 1116910), (20, 893528), (32, 558455), (40, 446764), (61, 292960), (80, 223382), (122, 146480), (160, 111691), (244, 73240), (305, 58592), (488, 36620), (610, 29296), (976, 18310), (1220, 14648), (1831, 9760), (1952, 9155), (2440, 7324), (3662, 4880)]