42548980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2731}}^1$

素因数の和:2800

約数の個数: 48

約数和(自身を含む): 96384960

約数和(自身を除く): 53835980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 2731, 3116, 3895, 5462, 7790, 10924, 13655, 15580, 27310, 51889, 54620, 103778, 111971, 207556, 223942, 259445, 447884, 518890, 559855, 1037780, 1119710, 2127449, 2239420, 4254898, 8509796, 10637245, 21274490, 42548980]

約数ペア:

[(1, 42548980), (2, 21274490), (4, 10637245), (5, 8509796), (10, 4254898), (19, 2239420), (20, 2127449), (38, 1119710), (41, 1037780), (76, 559855), (82, 518890), (95, 447884), (164, 259445), (190, 223942), (205, 207556), (380, 111971), (410, 103778), (779, 54620), (820, 51889), (1558, 27310), (2731, 15580), (3116, 13655), (3895, 10924), (5462, 7790)]