4131990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1525

約数の個数: 48

約数和(自身を含む): 11097216

約数和(自身を除く): 6965226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 1481, 2790, 2962, 4443, 7405, 8886, 13329, 14810, 22215, 26658, 44430, 45911, 66645, 91822, 133290, 137733, 229555, 275466, 413199, 459110, 688665, 826398, 1377330, 2065995, 4131990]

約数ペア:

[(1, 4131990), (2, 2065995), (3, 1377330), (5, 826398), (6, 688665), (9, 459110), (10, 413199), (15, 275466), (18, 229555), (30, 137733), (31, 133290), (45, 91822), (62, 66645), (90, 45911), (93, 44430), (155, 26658), (186, 22215), (279, 14810), (310, 13329), (465, 8886), (558, 7405), (930, 4443), (1395, 2962), (1481, 2790)]