166922380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{743}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 359976960

約数和(自身を除く): 193054580

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 239, 470, 478, 743, 940, 956, 1195, 1486, 2390, 2972, 3715, 4780, 7430, 11233, 14860, 22466, 34921, 44932, 56165, 69842, 112330, 139684, 174605, 177577, 224660, 349210, 355154, 698420, 710308, 887885, 1775770, 3551540, 8346119, 16692238, 33384476, 41730595, 83461190, 166922380]

約数ペア:

[(1, 166922380), (2, 83461190), (4, 41730595), (5, 33384476), (10, 16692238), (20, 8346119), (47, 3551540), (94, 1775770), (188, 887885), (235, 710308), (239, 698420), (470, 355154), (478, 349210), (743, 224660), (940, 177577), (956, 174605), (1195, 139684), (1486, 112330), (2390, 69842), (2972, 56165), (3715, 44932), (4780, 34921), (7430, 22466), (11233, 14860)]