17288620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 37997568

約数和(自身を除く): 20708948

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 383, 610, 740, 766, 1220, 1532, 1915, 2257, 3830, 4514, 7660, 9028, 11285, 14171, 22570, 23363, 28342, 45140, 46726, 56684, 70855, 93452, 116815, 141710, 233630, 283420, 467260, 864431, 1728862, 3457724, 4322155, 8644310, 17288620]

約数ペア:

[(1, 17288620), (2, 8644310), (4, 4322155), (5, 3457724), (10, 1728862), (20, 864431), (37, 467260), (61, 283420), (74, 233630), (122, 141710), (148, 116815), (185, 93452), (244, 70855), (305, 56684), (370, 46726), (383, 45140), (610, 28342), (740, 23363), (766, 22570), (1220, 14171), (1532, 11285), (1915, 9028), (2257, 7660), (3830, 4514)]