74358020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{17789}}^1$

素因数の和:17828

約数の個数: 48

約数和(自身を含む): 179323200

約数和(自身を除く): 104965180

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, 17789, 35578, 71156, 88945, 177890, 195679, 337991, 355780, 391358, 675982, 782716, 978395, 1351964, 1689955, 1956790, 3379910, 3717901, 3913580, 6759820, 7435802, 14871604, 18589505, 37179010, 74358020]

約数ペア:

[(1, 74358020), (2, 37179010), (4, 18589505), (5, 14871604), (10, 7435802), (11, 6759820), (19, 3913580), (20, 3717901), (22, 3379910), (38, 1956790), (44, 1689955), (55, 1351964), (76, 978395), (95, 782716), (110, 675982), (190, 391358), (209, 355780), (220, 337991), (380, 195679), (418, 177890), (836, 88945), (1045, 71156), (2090, 35578), (4180, 17789)]