39368380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 87615360

約数和(自身を除く): 48246980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 211, 380, 422, 491, 844, 982, 1055, 1964, 2110, 2455, 4009, 4220, 4910, 8018, 9329, 9820, 16036, 18658, 20045, 37316, 40090, 46645, 80180, 93290, 103601, 186580, 207202, 414404, 518005, 1036010, 1968419, 2072020, 3936838, 7873676, 9842095, 19684190, 39368380]

約数ペア:

[(1, 39368380), (2, 19684190), (4, 9842095), (5, 7873676), (10, 3936838), (19, 2072020), (20, 1968419), (38, 1036010), (76, 518005), (95, 414404), (190, 207202), (211, 186580), (380, 103601), (422, 93290), (491, 80180), (844, 46645), (982, 40090), (1055, 37316), (1964, 20045), (2110, 18658), (2455, 16036), (4009, 9820), (4220, 9329), (4910, 8018)]