11391640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1153}}^1$

素因数の和:1196

約数の個数: 64

約数和(自身を含む): 29080800

約数和(自身を除く): 17689160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1153, 1235, 1976, 2306, 2470, 4612, 4940, 5765, 9224, 9880, 11530, 14989, 21907, 23060, 29978, 43814, 46120, 59956, 74945, 87628, 109535, 119912, 149890, 175256, 219070, 284791, 299780, 438140, 569582, 599560, 876280, 1139164, 1423955, 2278328, 2847910, 5695820, 11391640]

約数ペア:

[(1, 11391640), (2, 5695820), (4, 2847910), (5, 2278328), (8, 1423955), (10, 1139164), (13, 876280), (19, 599560), (20, 569582), (26, 438140), (38, 299780), (40, 284791), (52, 219070), (65, 175256), (76, 149890), (95, 119912), (104, 109535), (130, 87628), (152, 74945), (190, 59956), (247, 46120), (260, 43814), (380, 29978), (494, 23060), (520, 21907), (760, 14989), (988, 11530), (1153, 9880), (1235, 9224), (1976, 5765), (2306, 4940), (2470, 4612)]