143358440

素因数分解:

$2^3\times 5^1\times {\mathrm{971}}^1\times {\mathrm{3691}}^1$

素因数の和:4673

約数の個数: 32

約数和(自身を含む): 322976160

約数和(自身を除く): 179617720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 971, 1942, 3691, 3884, 4855, 7382, 7768, 9710, 14764, 18455, 19420, 29528, 36910, 38840, 73820, 147640, 3583961, 7167922, 14335844, 17919805, 28671688, 35839610, 71679220, 143358440]

約数ペア:

[(1, 143358440), (2, 71679220), (4, 35839610), (5, 28671688), (8, 17919805), (10, 14335844), (20, 7167922), (40, 3583961), (971, 147640), (1942, 73820), (3691, 38840), (3884, 36910), (4855, 29528), (7382, 19420), (7768, 18455), (9710, 14764)]