1921020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 5449248

約数和(自身を除く): 3528228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 317, 404, 505, 606, 634, 951, 1010, 1212, 1268, 1515, 1585, 1902, 2020, 3030, 3170, 3804, 4755, 6060, 6340, 9510, 19020, 32017, 64034, 96051, 128068, 160085, 192102, 320170, 384204, 480255, 640340, 960510, 1921020]

約数ペア:

[(1, 1921020), (2, 960510), (3, 640340), (4, 480255), (5, 384204), (6, 320170), (10, 192102), (12, 160085), (15, 128068), (20, 96051), (30, 64034), (60, 32017), (101, 19020), (202, 9510), (303, 6340), (317, 6060), (404, 4755), (505, 3804), (606, 3170), (634, 3030), (951, 2020), (1010, 1902), (1212, 1585), (1268, 1515)]