72309820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{17299}}^1$

素因数の和:17338

約数の個数: 48

約数和(自身を含む): 174384000

約数和(自身を除く): 102074180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 17299, 34598, 69196, 86495, 172990, 190289, 328681, 345980, 380578, 657362, 761156, 951445, 1314724, 1643405, 1902890, 3286810, 3615491, 3805780, 6573620, 7230982, 14461964, 18077455, 36154910, 72309820]

約数ペア:

[(1, 72309820), (2, 36154910), (4, 18077455), (5, 14461964), (10, 7230982), (11, 6573620), (19, 3805780), (20, 3615491), (22, 3286810), (38, 1902890), (44, 1643405), (55, 1314724), (76, 951445), (95, 761156), (110, 657362), (190, 380578), (209, 345980), (220, 328681), (380, 190289), (418, 172990), (836, 86495), (1045, 69196), (2090, 34598), (4180, 17299)]