23959280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9661}}^1$

素因数の和:9705

約数の個数: 40

約数和(自身を含む): 57508224

約数和(自身を除く): 33548944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 9661, 19322, 38644, 48305, 77288, 96610, 154576, 193220, 299491, 386440, 598982, 772880, 1197964, 1497455, 2395928, 2994910, 4791856, 5989820, 11979640, 23959280]

約数ペア:

[(1, 23959280), (2, 11979640), (4, 5989820), (5, 4791856), (8, 2994910), (10, 2395928), (16, 1497455), (20, 1197964), (31, 772880), (40, 598982), (62, 386440), (80, 299491), (124, 193220), (155, 154576), (248, 96610), (310, 77288), (496, 48305), (620, 38644), (1240, 19322), (2480, 9661)]