38864080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15671}}^1$

素因数の和:15715

約数の個数: 40

約数和(自身を含む): 93279744

約数和(自身を除く): 54415664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 15671, 31342, 62684, 78355, 125368, 156710, 250736, 313420, 485801, 626840, 971602, 1253680, 1943204, 2429005, 3886408, 4858010, 7772816, 9716020, 19432040, 38864080]

約数ペア:

[(1, 38864080), (2, 19432040), (4, 9716020), (5, 7772816), (8, 4858010), (10, 3886408), (16, 2429005), (20, 1943204), (31, 1253680), (40, 971602), (62, 626840), (80, 485801), (124, 313420), (155, 250736), (248, 156710), (310, 125368), (496, 78355), (620, 62684), (1240, 31342), (2480, 15671)]