19084380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{45439}}^1$

素因数の和:45458

約数の個数: 48

約数和(自身を含む): 61071360

約数和(自身を除く): 41986980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 45439, 90878, 136317, 181756, 227195, 272634, 318073, 454390, 545268, 636146, 681585, 908780, 954219, 1272292, 1363170, 1590365, 1908438, 2726340, 3180730, 3816876, 4771095, 6361460, 9542190, 19084380]

約数ペア:

[(1, 19084380), (2, 9542190), (3, 6361460), (4, 4771095), (5, 3816876), (6, 3180730), (7, 2726340), (10, 1908438), (12, 1590365), (14, 1363170), (15, 1272292), (20, 954219), (21, 908780), (28, 681585), (30, 636146), (35, 545268), (42, 454390), (60, 318073), (70, 272634), (84, 227195), (105, 181756), (140, 136317), (210, 90878), (420, 45439)]