15417400

素因数分解:

$2^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 36147240

約数和(自身を除く): 20729840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 157, 200, 314, 491, 628, 785, 982, 1256, 1570, 1964, 2455, 3140, 3925, 3928, 4910, 6280, 7850, 9820, 12275, 15700, 19640, 24550, 31400, 49100, 77087, 98200, 154174, 308348, 385435, 616696, 770870, 1541740, 1927175, 3083480, 3854350, 7708700, 15417400]

約数ペア:

[(1, 15417400), (2, 7708700), (4, 3854350), (5, 3083480), (8, 1927175), (10, 1541740), (20, 770870), (25, 616696), (40, 385435), (50, 308348), (100, 154174), (157, 98200), (200, 77087), (314, 49100), (491, 31400), (628, 24550), (785, 19640), (982, 15700), (1256, 12275), (1570, 9820), (1964, 7850), (2455, 6280), (3140, 4910), (3925, 3928)]