1900576760

素因数分解:

$2^3\times 5^1\times {\mathrm{2671}}^1\times {\mathrm{17789}}^1$

素因数の和:20471

約数の個数: 32

約数和(自身を含む): 4278139200

約数和(自身を除く): 2377562440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2671, 5342, 10684, 13355, 17789, 21368, 26710, 35578, 53420, 71156, 88945, 106840, 142312, 177890, 355780, 711560, 47514419, 95028838, 190057676, 237572095, 380115352, 475144190, 950288380, 1900576760]

約数ペア:

[(1, 1900576760), (2, 950288380), (4, 475144190), (5, 380115352), (8, 237572095), (10, 190057676), (20, 95028838), (40, 47514419), (2671, 711560), (5342, 355780), (10684, 177890), (13355, 142312), (17789, 106840), (21368, 88945), (26710, 71156), (35578, 53420)]