12406840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 29302560

約数和(自身を除く): 16895720

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 83, 101, 148, 166, 185, 202, 296, 332, 370, 404, 415, 505, 664, 740, 808, 830, 1010, 1480, 1660, 2020, 3071, 3320, 3737, 4040, 6142, 7474, 8383, 12284, 14948, 15355, 16766, 18685, 24568, 29896, 30710, 33532, 37370, 41915, 61420, 67064, 74740, 83830, 122840, 149480, 167660, 310171, 335320, 620342, 1240684, 1550855, 2481368, 3101710, 6203420, 12406840]

約数ペア:

[(1, 12406840), (2, 6203420), (4, 3101710), (5, 2481368), (8, 1550855), (10, 1240684), (20, 620342), (37, 335320), (40, 310171), (74, 167660), (83, 149480), (101, 122840), (148, 83830), (166, 74740), (185, 67064), (202, 61420), (296, 41915), (332, 37370), (370, 33532), (404, 30710), (415, 29896), (505, 24568), (664, 18685), (740, 16766), (808, 15355), (830, 14948), (1010, 12284), (1480, 8383), (1660, 7474), (2020, 6142), (3071, 4040), (3320, 3737)]