1330471640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1072961}}^1$

素因数の和:1073003

約数の個数: 32

約数和(自身を含む): 3090130560

約数和(自身を除く): 1759658920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1072961, 2145922, 4291844, 5364805, 8583688, 10729610, 21459220, 33261791, 42918440, 66523582, 133047164, 166308955, 266094328, 332617910, 665235820, 1330471640]

約数ペア:

[(1, 1330471640), (2, 665235820), (4, 332617910), (5, 266094328), (8, 166308955), (10, 133047164), (20, 66523582), (31, 42918440), (40, 33261791), (62, 21459220), (124, 10729610), (155, 8583688), (248, 5364805), (310, 4291844), (620, 2145922), (1240, 1072961)]