2387240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1613}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 5519880

約数和(自身を除く): 3132640

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1613, 3226, 6452, 8065, 12904, 16130, 32260, 59681, 64520, 119362, 238724, 298405, 477448, 596810, 1193620, 2387240]

約数ペア:

[(1, 2387240), (2, 1193620), (4, 596810), (5, 477448), (8, 298405), (10, 238724), (20, 119362), (37, 64520), (40, 59681), (74, 32260), (148, 16130), (185, 12904), (296, 8065), (370, 6452), (740, 3226), (1480, 1613)]