1390804816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{10247}}^1$

素因数の和:10771

約数の個数: 40

約数和(自身を含む): 2859192000

約数和(自身を除く): 1468387184

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 499, 998, 1996, 3992, 7984, 8483, 10247, 16966, 20494, 33932, 40988, 67864, 81976, 135728, 163952, 174199, 348398, 696796, 1393592, 2787184, 5113253, 10226506, 20453012, 40906024, 81812048, 86925301, 173850602, 347701204, 695402408, 1390804816]

約数ペア:

[(1, 1390804816), (2, 695402408), (4, 347701204), (8, 173850602), (16, 86925301), (17, 81812048), (34, 40906024), (68, 20453012), (136, 10226506), (272, 5113253), (499, 2787184), (998, 1393592), (1996, 696796), (3992, 348398), (7984, 174199), (8483, 163952), (10247, 135728), (16966, 81976), (20494, 67864), (33932, 40988)]