1038377960

素因数分解:

$2^3\times 5^1\times {\mathrm{2671}}^1\times {\mathrm{9719}}^1$

素因数の和:12401

約数の個数: 32

約数和(自身を含む): 2337465600

約数和(自身を除く): 1299087640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2671, 5342, 9719, 10684, 13355, 19438, 21368, 26710, 38876, 48595, 53420, 77752, 97190, 106840, 194380, 388760, 25959449, 51918898, 103837796, 129797245, 207675592, 259594490, 519188980, 1038377960]

約数ペア:

[(1, 1038377960), (2, 519188980), (4, 259594490), (5, 207675592), (8, 129797245), (10, 103837796), (20, 51918898), (40, 25959449), (2671, 388760), (5342, 194380), (9719, 106840), (10684, 97190), (13355, 77752), (19438, 53420), (21368, 48595), (26710, 38876)]