37898420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{643}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 91314048

約数和(自身を除く): 53415628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 421, 643, 842, 1286, 1684, 2105, 2572, 2947, 3215, 4210, 4501, 5894, 6430, 8420, 9002, 11788, 12860, 14735, 18004, 22505, 29470, 45010, 58940, 90020, 270703, 541406, 1082812, 1353515, 1894921, 2707030, 3789842, 5414060, 7579684, 9474605, 18949210, 37898420]

約数ペア:

[(1, 37898420), (2, 18949210), (4, 9474605), (5, 7579684), (7, 5414060), (10, 3789842), (14, 2707030), (20, 1894921), (28, 1353515), (35, 1082812), (70, 541406), (140, 270703), (421, 90020), (643, 58940), (842, 45010), (1286, 29470), (1684, 22505), (2105, 18004), (2572, 14735), (2947, 12860), (3215, 11788), (4210, 9002), (4501, 8420), (5894, 6430)]