1260733520

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{120299}}^1$

素因数の和:120443

約数の個数: 40

約数和(自身を含む): 2953605600

約数和(自身を除く): 1692872080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 120299, 240598, 481196, 601495, 962392, 1202990, 1924784, 2405980, 4811960, 9623920, 15759169, 31518338, 63036676, 78795845, 126073352, 157591690, 252146704, 315183380, 630366760, 1260733520]

約数ペア:

[(1, 1260733520), (2, 630366760), (4, 315183380), (5, 252146704), (8, 157591690), (10, 126073352), (16, 78795845), (20, 63036676), (40, 31518338), (80, 15759169), (131, 9623920), (262, 4811960), (524, 2405980), (655, 1924784), (1048, 1202990), (1310, 962392), (2096, 601495), (2620, 481196), (5240, 240598), (10480, 120299)]