1061240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 2447280

約数和(自身を除く): 1386040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 617, 860, 1234, 1720, 2468, 3085, 4936, 6170, 12340, 24680, 26531, 53062, 106124, 132655, 212248, 265310, 530620, 1061240]

約数ペア:

[(1, 1061240), (2, 530620), (4, 265310), (5, 212248), (8, 132655), (10, 106124), (20, 53062), (40, 26531), (43, 24680), (86, 12340), (172, 6170), (215, 4936), (344, 3085), (430, 2468), (617, 1720), (860, 1234)]