2725360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 7320960

約数和(自身を除く): 4595600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 163, 176, 190, 209, 220, 304, 326, 380, 418, 440, 652, 760, 815, 836, 880, 1045, 1304, 1520, 1630, 1672, 1793, 2090, 2608, 3097, 3260, 3344, 3586, 4180, 6194, 6520, 7172, 8360, 8965, 12388, 13040, 14344, 15485, 16720, 17930, 24776, 28688, 30970, 34067, 35860, 49552, 61940, 68134, 71720, 123880, 136268, 143440, 170335, 247760, 272536, 340670, 545072, 681340, 1362680, 2725360]

約数ペア:

[(1, 2725360), (2, 1362680), (4, 681340), (5, 545072), (8, 340670), (10, 272536), (11, 247760), (16, 170335), (19, 143440), (20, 136268), (22, 123880), (38, 71720), (40, 68134), (44, 61940), (55, 49552), (76, 35860), (80, 34067), (88, 30970), (95, 28688), (110, 24776), (152, 17930), (163, 16720), (176, 15485), (190, 14344), (209, 13040), (220, 12388), (304, 8965), (326, 8360), (380, 7172), (418, 6520), (440, 6194), (652, 4180), (760, 3586), (815, 3344), (836, 3260), (880, 3097), (1045, 2608), (1304, 2090), (1520, 1793), (1630, 1672)]