520068280

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{41539}}^1$

素因数の和:41863

約数の個数: 32

約数和(自身を含む): 1173920400

約数和(自身を除く): 653852120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12520, 41539, 83078, 166156, 207695, 332312, 415390, 830780, 1661560, 13001707, 26003414, 52006828, 65008535, 104013656, 130017070, 260034140, 520068280]

約数ペア:

[(1, 520068280), (2, 260034140), (4, 130017070), (5, 104013656), (8, 65008535), (10, 52006828), (20, 26003414), (40, 13001707), (313, 1661560), (626, 830780), (1252, 415390), (1565, 332312), (2504, 207695), (3130, 166156), (6260, 83078), (12520, 41539)]