40170520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1153}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 98874720

約数和(自身を除く): 58704200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 871, 1153, 1340, 1742, 2306, 2680, 3484, 4355, 4612, 5765, 6968, 8710, 9224, 11530, 14989, 17420, 23060, 29978, 34840, 46120, 59956, 74945, 77251, 119912, 149890, 154502, 299780, 309004, 386255, 599560, 618008, 772510, 1004263, 1545020, 2008526, 3090040, 4017052, 5021315, 8034104, 10042630, 20085260, 40170520]

約数ペア:

[(1, 40170520), (2, 20085260), (4, 10042630), (5, 8034104), (8, 5021315), (10, 4017052), (13, 3090040), (20, 2008526), (26, 1545020), (40, 1004263), (52, 772510), (65, 618008), (67, 599560), (104, 386255), (130, 309004), (134, 299780), (260, 154502), (268, 149890), (335, 119912), (520, 77251), (536, 74945), (670, 59956), (871, 46120), (1153, 34840), (1340, 29978), (1742, 23060), (2306, 17420), (2680, 14989), (3484, 11530), (4355, 9224), (4612, 8710), (5765, 6968)]