1420299580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{215851}}^1$

素因数の和:215914

約数の個数: 48

約数和(自身を含む): 3481261056

約数和(自身を除く): 2060961476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 215851, 431702, 863404, 1079255, 1510957, 2158510, 3021914, 4317020, 6043828, 7554785, 10144997, 15109570, 20289994, 30219140, 40579988, 50724985, 71014979, 101449970, 142029958, 202899940, 284059916, 355074895, 710149790, 1420299580]

約数ペア:

[(1, 1420299580), (2, 710149790), (4, 355074895), (5, 284059916), (7, 202899940), (10, 142029958), (14, 101449970), (20, 71014979), (28, 50724985), (35, 40579988), (47, 30219140), (70, 20289994), (94, 15109570), (140, 10144997), (188, 7554785), (235, 6043828), (329, 4317020), (470, 3021914), (658, 2158510), (940, 1510957), (1316, 1079255), (1645, 863404), (3290, 431702), (6580, 215851)]