32638960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 81021600

約数和(自身を除く): 48382640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 109, 152, 190, 197, 218, 304, 380, 394, 436, 545, 760, 788, 872, 985, 1090, 1520, 1576, 1744, 1970, 2071, 2180, 3152, 3743, 3940, 4142, 4360, 7486, 7880, 8284, 8720, 10355, 14972, 15760, 16568, 18715, 20710, 21473, 29944, 33136, 37430, 41420, 42946, 59888, 74860, 82840, 85892, 107365, 149720, 165680, 171784, 214730, 299440, 343568, 407987, 429460, 815974, 858920, 1631948, 1717840, 2039935, 3263896, 4079870, 6527792, 8159740, 16319480, 32638960]

約数ペア:

[(1, 32638960), (2, 16319480), (4, 8159740), (5, 6527792), (8, 4079870), (10, 3263896), (16, 2039935), (19, 1717840), (20, 1631948), (38, 858920), (40, 815974), (76, 429460), (80, 407987), (95, 343568), (109, 299440), (152, 214730), (190, 171784), (197, 165680), (218, 149720), (304, 107365), (380, 85892), (394, 82840), (436, 74860), (545, 59888), (760, 42946), (788, 41420), (872, 37430), (985, 33136), (1090, 29944), (1520, 21473), (1576, 20710), (1744, 18715), (1970, 16568), (2071, 15760), (2180, 14972), (3152, 10355), (3743, 8720), (3940, 8284), (4142, 7880), (4360, 7486)]