1390868340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{212671}}^1$

素因数の和:212792

約数の個数: 48

約数和(自身を含む): 3930178560

約数和(自身を除く): 2539310220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540, 212671, 425342, 638013, 850684, 1063355, 1276026, 2126710, 2552052, 3190065, 4253420, 6380130, 12760260, 23181139, 46362278, 69543417, 92724556, 115905695, 139086834, 231811390, 278173668, 347717085, 463622780, 695434170, 1390868340]

約数ペア:

[(1, 1390868340), (2, 695434170), (3, 463622780), (4, 347717085), (5, 278173668), (6, 231811390), (10, 139086834), (12, 115905695), (15, 92724556), (20, 69543417), (30, 46362278), (60, 23181139), (109, 12760260), (218, 6380130), (327, 4253420), (436, 3190065), (545, 2552052), (654, 2126710), (1090, 1276026), (1308, 1063355), (1635, 850684), (2180, 638013), (3270, 425342), (6540, 212671)]