15866320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8623}}^1$

素因数の和:8659

約数の個数: 40

約数和(自身を含む): 38497536

約数和(自身を除く): 22631216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 8623, 17246, 34492, 43115, 68984, 86230, 137968, 172460, 198329, 344920, 396658, 689840, 793316, 991645, 1586632, 1983290, 3173264, 3966580, 7933160, 15866320]

約数ペア:

[(1, 15866320), (2, 7933160), (4, 3966580), (5, 3173264), (8, 1983290), (10, 1586632), (16, 991645), (20, 793316), (23, 689840), (40, 396658), (46, 344920), (80, 198329), (92, 172460), (115, 137968), (184, 86230), (230, 68984), (368, 43115), (460, 34492), (920, 17246), (1840, 8623)]