19100960

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3851}}^1$

素因数の和:3897

約数の個数: 48

約数和(自身を含む): 46593792

約数和(自身を除く): 27492832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 3851, 4960, 7702, 15404, 19255, 30808, 38510, 61616, 77020, 119381, 123232, 154040, 238762, 308080, 477524, 596905, 616160, 955048, 1193810, 1910096, 2387620, 3820192, 4775240, 9550480, 19100960]

約数ペア:

[(1, 19100960), (2, 9550480), (4, 4775240), (5, 3820192), (8, 2387620), (10, 1910096), (16, 1193810), (20, 955048), (31, 616160), (32, 596905), (40, 477524), (62, 308080), (80, 238762), (124, 154040), (155, 123232), (160, 119381), (248, 77020), (310, 61616), (496, 38510), (620, 30808), (992, 19255), (1240, 15404), (2480, 7702), (3851, 4960)]