30661820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11527}}^1$

素因数の和:11562

約数の個数: 48

約数和(自身を含む): 77468160

約数和(自身を除く): 46806340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 11527, 23054, 46108, 57635, 80689, 115270, 161378, 219013, 230540, 322756, 403445, 438026, 806890, 876052, 1095065, 1533091, 1613780, 2190130, 3066182, 4380260, 6132364, 7665455, 15330910, 30661820]

約数ペア:

[(1, 30661820), (2, 15330910), (4, 7665455), (5, 6132364), (7, 4380260), (10, 3066182), (14, 2190130), (19, 1613780), (20, 1533091), (28, 1095065), (35, 876052), (38, 806890), (70, 438026), (76, 403445), (95, 322756), (133, 230540), (140, 219013), (190, 161378), (266, 115270), (380, 80689), (532, 57635), (665, 46108), (1330, 23054), (2660, 11527)]