15411280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10139}}^1$

素因数の和:10171

約数の個数: 40

約数和(自身を含む): 37720800

約数和(自身を除く): 22309520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 10139, 20278, 40556, 50695, 81112, 101390, 162224, 192641, 202780, 385282, 405560, 770564, 811120, 963205, 1541128, 1926410, 3082256, 3852820, 7705640, 15411280]

約数ペア:

[(1, 15411280), (2, 7705640), (4, 3852820), (5, 3082256), (8, 1926410), (10, 1541128), (16, 963205), (19, 811120), (20, 770564), (38, 405560), (40, 385282), (76, 202780), (80, 192641), (95, 162224), (152, 101390), (190, 81112), (304, 50695), (380, 40556), (760, 20278), (1520, 10139)]