28568360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23039}}^1$

素因数の和:23081

約数の個数: 32

約数和(自身を含む): 66355200

約数和(自身を除く): 37786840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 23039, 46078, 92156, 115195, 184312, 230390, 460780, 714209, 921560, 1428418, 2856836, 3571045, 5713672, 7142090, 14284180, 28568360]

約数ペア:

[(1, 28568360), (2, 14284180), (4, 7142090), (5, 5713672), (8, 3571045), (10, 2856836), (20, 1428418), (31, 921560), (40, 714209), (62, 460780), (124, 230390), (155, 184312), (248, 115195), (310, 92156), (620, 46078), (1240, 23039)]