8764240

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1627

約数の個数: 40

約数和(自身を含む): 20677248

約数和(自身を除く): 11913008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 1543, 2840, 3086, 5680, 6172, 7715, 12344, 15430, 24688, 30860, 61720, 109553, 123440, 219106, 438212, 547765, 876424, 1095530, 1752848, 2191060, 4382120, 8764240]

約数ペア:

[(1, 8764240), (2, 4382120), (4, 2191060), (5, 1752848), (8, 1095530), (10, 876424), (16, 547765), (20, 438212), (40, 219106), (71, 123440), (80, 109553), (142, 61720), (284, 30860), (355, 24688), (568, 15430), (710, 12344), (1136, 7715), (1420, 6172), (1543, 5680), (2840, 3086)]