1963031320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{672271}}^1$

素因数の和:672355

約数の個数: 32

約数和(自身を含む): 4477331520

約数和(自身を除く): 2514300200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 672271, 1344542, 2689084, 3361355, 5378168, 6722710, 13445420, 26890840, 49075783, 98151566, 196303132, 245378915, 392606264, 490757830, 981515660, 1963031320]

約数ペア:

[(1, 1963031320), (2, 981515660), (4, 490757830), (5, 392606264), (8, 245378915), (10, 196303132), (20, 98151566), (40, 49075783), (73, 26890840), (146, 13445420), (292, 6722710), (365, 5378168), (584, 3361355), (730, 2689084), (1460, 1344542), (2920, 672271)]