28356320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5717}}^1$

素因数の和:5763

約数の個数: 48

約数和(自身を含む): 69164928

約数和(自身を除く): 40808608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 5717, 11434, 22868, 28585, 45736, 57170, 91472, 114340, 177227, 182944, 228680, 354454, 457360, 708908, 886135, 914720, 1417816, 1772270, 2835632, 3544540, 5671264, 7089080, 14178160, 28356320]

約数ペア:

[(1, 28356320), (2, 14178160), (4, 7089080), (5, 5671264), (8, 3544540), (10, 2835632), (16, 1772270), (20, 1417816), (31, 914720), (32, 886135), (40, 708908), (62, 457360), (80, 354454), (124, 228680), (155, 182944), (160, 177227), (248, 114340), (310, 91472), (496, 57170), (620, 45736), (992, 28585), (1240, 22868), (2480, 11434), (4960, 5717)]