2136520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1765

約数の個数: 32

約数和(自身を含む): 4965120

約数和(自身を除く): 2828600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1723, 3446, 6892, 8615, 13784, 17230, 34460, 53413, 68920, 106826, 213652, 267065, 427304, 534130, 1068260, 2136520]

約数ペア:

[(1, 2136520), (2, 1068260), (4, 534130), (5, 427304), (8, 267065), (10, 213652), (20, 106826), (31, 68920), (40, 53413), (62, 34460), (124, 17230), (155, 13784), (248, 8615), (310, 6892), (620, 3446), (1240, 1723)]