19402440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9511}}^1$

素因数の和:9542

約数の個数: 64

約数和(自身を含む): 61637760

約数和(自身を除く): 42235320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 9511, 19022, 28533, 38044, 47555, 57066, 76088, 95110, 114132, 142665, 161687, 190220, 228264, 285330, 323374, 380440, 485061, 570660, 646748, 808435, 970122, 1141320, 1293496, 1616870, 1940244, 2425305, 3233740, 3880488, 4850610, 6467480, 9701220, 19402440]

約数ペア:

[(1, 19402440), (2, 9701220), (3, 6467480), (4, 4850610), (5, 3880488), (6, 3233740), (8, 2425305), (10, 1940244), (12, 1616870), (15, 1293496), (17, 1141320), (20, 970122), (24, 808435), (30, 646748), (34, 570660), (40, 485061), (51, 380440), (60, 323374), (68, 285330), (85, 228264), (102, 190220), (120, 161687), (136, 142665), (170, 114132), (204, 95110), (255, 76088), (340, 57066), (408, 47555), (510, 38044), (680, 28533), (1020, 19022), (2040, 9511)]