534080380

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{599}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 1136520000

約数和(自身を除く): 602439620

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 409, 436, 545, 599, 818, 1090, 1198, 1636, 2045, 2180, 2396, 2995, 4090, 5990, 8180, 11980, 44581, 65291, 89162, 130582, 178324, 222905, 244991, 261164, 326455, 445810, 489982, 652910, 891620, 979964, 1224955, 1305820, 2449910, 4899820, 26704019, 53408038, 106816076, 133520095, 267040190, 534080380]

約数ペア:

[(1, 534080380), (2, 267040190), (4, 133520095), (5, 106816076), (10, 53408038), (20, 26704019), (109, 4899820), (218, 2449910), (409, 1305820), (436, 1224955), (545, 979964), (599, 891620), (818, 652910), (1090, 489982), (1198, 445810), (1636, 326455), (2045, 261164), (2180, 244991), (2396, 222905), (2995, 178324), (4090, 130582), (5990, 89162), (8180, 65291), (11980, 44581)]