12759640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:296

約数の個数: 64

約数和(自身を含む): 30700800

約数和(自身を除く): 17941160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 103, 152, 163, 190, 206, 326, 380, 412, 515, 652, 760, 815, 824, 1030, 1304, 1630, 1957, 2060, 3097, 3260, 3914, 4120, 6194, 6520, 7828, 9785, 12388, 15485, 15656, 16789, 19570, 24776, 30970, 33578, 39140, 61940, 67156, 78280, 83945, 123880, 134312, 167890, 318991, 335780, 637982, 671560, 1275964, 1594955, 2551928, 3189910, 6379820, 12759640]

約数ペア:

[(1, 12759640), (2, 6379820), (4, 3189910), (5, 2551928), (8, 1594955), (10, 1275964), (19, 671560), (20, 637982), (38, 335780), (40, 318991), (76, 167890), (95, 134312), (103, 123880), (152, 83945), (163, 78280), (190, 67156), (206, 61940), (326, 39140), (380, 33578), (412, 30970), (515, 24776), (652, 19570), (760, 16789), (815, 15656), (824, 15485), (1030, 12388), (1304, 9785), (1630, 7828), (1957, 6520), (2060, 6194), (3097, 4120), (3260, 3914)]