40712864

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{20857}}^1$

素因数の和:20928

約数の個数: 24

約数和(自身を含む): 81471348

約数和(自身を除く): 40758484

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 20857, 41714, 83428, 166856, 333712, 667424, 1272277, 2544554, 5089108, 10178216, 20356432, 40712864]

約数ペア:

[(1, 40712864), (2, 20356432), (4, 10178216), (8, 5089108), (16, 2544554), (32, 1272277), (61, 667424), (122, 333712), (244, 166856), (488, 83428), (976, 41714), (1952, 20857)]