1238002860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{290611}}^1$

素因数の和:290694

約数の個数: 48

約数和(自身を含む): 3515242752

約数和(自身を除く): 2277239892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 290611, 581222, 871833, 1162444, 1453055, 1743666, 2906110, 3487332, 4359165, 5812220, 8718330, 17436660, 20633381, 41266762, 61900143, 82533524, 103166905, 123800286, 206333810, 247600572, 309500715, 412667620, 619001430, 1238002860]

約数ペア:

[(1, 1238002860), (2, 619001430), (3, 412667620), (4, 309500715), (5, 247600572), (6, 206333810), (10, 123800286), (12, 103166905), (15, 82533524), (20, 61900143), (30, 41266762), (60, 20633381), (71, 17436660), (142, 8718330), (213, 5812220), (284, 4359165), (355, 3487332), (426, 2906110), (710, 1743666), (852, 1453055), (1065, 1162444), (1420, 871833), (2130, 581222), (4260, 290611)]