31498660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 68584320

約数和(自身を除く): 37085660

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 359, 410, 428, 535, 718, 820, 1070, 1436, 1795, 2140, 3590, 4387, 7180, 8774, 14719, 17548, 21935, 29438, 38413, 43870, 58876, 73595, 76826, 87740, 147190, 153652, 192065, 294380, 384130, 768260, 1574933, 3149866, 6299732, 7874665, 15749330, 31498660]

約数ペア:

[(1, 31498660), (2, 15749330), (4, 7874665), (5, 6299732), (10, 3149866), (20, 1574933), (41, 768260), (82, 384130), (107, 294380), (164, 192065), (205, 153652), (214, 147190), (359, 87740), (410, 76826), (428, 73595), (535, 58876), (718, 43870), (820, 38413), (1070, 29438), (1436, 21935), (1795, 17548), (2140, 14719), (3590, 8774), (4387, 7180)]