190817620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{18671}}^1$

素因数の和:18760

約数の個数: 48

約数和(自身を含む): 464260608

約数和(自身を除く): 273442988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 18671, 37342, 74684, 93355, 130697, 186710, 261394, 373420, 522788, 653485, 1306970, 1362983, 2613940, 2725966, 5451932, 6814915, 9540881, 13629830, 19081762, 27259660, 38163524, 47704405, 95408810, 190817620]

約数ペア:

[(1, 190817620), (2, 95408810), (4, 47704405), (5, 38163524), (7, 27259660), (10, 19081762), (14, 13629830), (20, 9540881), (28, 6814915), (35, 5451932), (70, 2725966), (73, 2613940), (140, 1362983), (146, 1306970), (292, 653485), (365, 522788), (511, 373420), (730, 261394), (1022, 186710), (1460, 130697), (2044, 93355), (2555, 74684), (5110, 37342), (10220, 18671)]