1590940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 3739680

約数和(自身を除く): 2148740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 211, 260, 290, 377, 422, 580, 754, 844, 1055, 1508, 1885, 2110, 2743, 3770, 4220, 5486, 6119, 7540, 10972, 12238, 13715, 24476, 27430, 30595, 54860, 61190, 79547, 122380, 159094, 318188, 397735, 795470, 1590940]

約数ペア:

[(1, 1590940), (2, 795470), (4, 397735), (5, 318188), (10, 159094), (13, 122380), (20, 79547), (26, 61190), (29, 54860), (52, 30595), (58, 27430), (65, 24476), (116, 13715), (130, 12238), (145, 10972), (211, 7540), (260, 6119), (290, 5486), (377, 4220), (422, 3770), (580, 2743), (754, 2110), (844, 1885), (1055, 1508)]