8978690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4423}}^1$

素因数の和:4466

約数の個数: 32

約数和(自身を含む): 19111680

約数和(自身を除く): 10132990

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 4423, 8846, 22115, 30961, 44230, 61922, 128267, 154805, 256534, 309610, 641335, 897869, 1282670, 1795738, 4489345, 8978690]

約数ペア:

[(1, 8978690), (2, 4489345), (5, 1795738), (7, 1282670), (10, 897869), (14, 641335), (29, 309610), (35, 256534), (58, 154805), (70, 128267), (145, 61922), (203, 44230), (290, 30961), (406, 22115), (1015, 8846), (2030, 4423)]