12384740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 27276480

約数和(自身を除く): 14891740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 131, 145, 163, 262, 290, 326, 524, 580, 652, 655, 815, 1310, 1630, 2620, 3260, 3799, 4727, 7598, 9454, 15196, 18908, 18995, 21353, 23635, 37990, 42706, 47270, 75980, 85412, 94540, 106765, 213530, 427060, 619237, 1238474, 2476948, 3096185, 6192370, 12384740]

約数ペア:

[(1, 12384740), (2, 6192370), (4, 3096185), (5, 2476948), (10, 1238474), (20, 619237), (29, 427060), (58, 213530), (116, 106765), (131, 94540), (145, 85412), (163, 75980), (262, 47270), (290, 42706), (326, 37990), (524, 23635), (580, 21353), (652, 18995), (655, 18908), (815, 15196), (1310, 9454), (1630, 7598), (2620, 4727), (3260, 3799)]