28737880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37813}}^1$

素因数の和:37843

約数の個数: 32

約数和(自身を含む): 68065200

約数和(自身を除く): 39327320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 37813, 75626, 151252, 189065, 302504, 378130, 718447, 756260, 1436894, 1512520, 2873788, 3592235, 5747576, 7184470, 14368940, 28737880]

約数ペア:

[(1, 28737880), (2, 14368940), (4, 7184470), (5, 5747576), (8, 3592235), (10, 2873788), (19, 1512520), (20, 1436894), (38, 756260), (40, 718447), (76, 378130), (95, 302504), (152, 189065), (190, 151252), (380, 75626), (760, 37813)]