396787120

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{67943}}^1$

素因数の和:68029

約数の個数: 40

約数和(自身を含む): 935181216

約数和(自身を除く): 538394096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 67943, 135886, 271772, 339715, 543544, 679430, 1087088, 1358860, 2717720, 4959839, 5435440, 9919678, 19839356, 24799195, 39678712, 49598390, 79357424, 99196780, 198393560, 396787120]

約数ペア:

[(1, 396787120), (2, 198393560), (4, 99196780), (5, 79357424), (8, 49598390), (10, 39678712), (16, 24799195), (20, 19839356), (40, 9919678), (73, 5435440), (80, 4959839), (146, 2717720), (292, 1358860), (365, 1087088), (584, 679430), (730, 543544), (1168, 339715), (1460, 271772), (2920, 135886), (5840, 67943)]