391964140

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1\times {\mathrm{941}}^1$

素因数の和:1362

約数の個数: 48

約数和(自身を含む): 840339360

約数和(自身を除く): 448375220

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 353, 590, 706, 941, 1180, 1412, 1765, 1882, 3530, 3764, 4705, 7060, 9410, 18820, 20827, 41654, 55519, 83308, 104135, 111038, 208270, 222076, 277595, 332173, 416540, 555190, 664346, 1110380, 1328692, 1660865, 3321730, 6643460, 19598207, 39196414, 78392828, 97991035, 195982070, 391964140]

約数ペア:

[(1, 391964140), (2, 195982070), (4, 97991035), (5, 78392828), (10, 39196414), (20, 19598207), (59, 6643460), (118, 3321730), (236, 1660865), (295, 1328692), (353, 1110380), (590, 664346), (706, 555190), (941, 416540), (1180, 332173), (1412, 277595), (1765, 222076), (1882, 208270), (3530, 111038), (3764, 104135), (4705, 83308), (7060, 55519), (9410, 41654), (18820, 20827)]