56400580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{383}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 122572800

約数和(自身を除く): 66172220

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 199, 370, 383, 398, 740, 766, 796, 995, 1532, 1915, 1990, 3830, 3980, 7363, 7660, 14171, 14726, 28342, 29452, 36815, 56684, 70855, 73630, 76217, 141710, 147260, 152434, 283420, 304868, 381085, 762170, 1524340, 2820029, 5640058, 11280116, 14100145, 28200290, 56400580]

約数ペア:

[(1, 56400580), (2, 28200290), (4, 14100145), (5, 11280116), (10, 5640058), (20, 2820029), (37, 1524340), (74, 762170), (148, 381085), (185, 304868), (199, 283420), (370, 152434), (383, 147260), (398, 141710), (740, 76217), (766, 73630), (796, 70855), (995, 56684), (1532, 36815), (1915, 29452), (1990, 28342), (3830, 14726), (3980, 14171), (7363, 7660)]