451820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 48

約数和(自身を含む): 1058400

約数和(自身を除く): 606580

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 41, 58, 76, 82, 95, 116, 145, 164, 190, 205, 290, 380, 410, 551, 580, 779, 820, 1102, 1189, 1558, 2204, 2378, 2755, 3116, 3895, 4756, 5510, 5945, 7790, 11020, 11890, 15580, 22591, 23780, 45182, 90364, 112955, 225910, 451820]

約数ペア:

[(1, 451820), (2, 225910), (4, 112955), (5, 90364), (10, 45182), (19, 23780), (20, 22591), (29, 15580), (38, 11890), (41, 11020), (58, 7790), (76, 5945), (82, 5510), (95, 4756), (116, 3895), (145, 3116), (164, 2755), (190, 2378), (205, 2204), (290, 1558), (380, 1189), (410, 1102), (551, 820), (580, 779)]