28750640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11593}}^1$

素因数の和:11637

約数の個数: 40

約数和(自身を含む): 69007488

約数和(自身を除く): 40256848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 11593, 23186, 46372, 57965, 92744, 115930, 185488, 231860, 359383, 463720, 718766, 927440, 1437532, 1796915, 2875064, 3593830, 5750128, 7187660, 14375320, 28750640]

約数ペア:

[(1, 28750640), (2, 14375320), (4, 7187660), (5, 5750128), (8, 3593830), (10, 2875064), (16, 1796915), (20, 1437532), (31, 927440), (40, 718766), (62, 463720), (80, 359383), (124, 231860), (155, 185488), (248, 115930), (310, 92744), (496, 57965), (620, 46372), (1240, 23186), (2480, 11593)]