72739220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2857}}^1$

素因数の和:2952

約数の個数: 48

約数和(自身を含む): 163248960

約数和(自身を除く): 90509740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 2546, 2857, 5092, 5714, 6365, 11428, 12730, 14285, 25460, 28570, 54283, 57140, 108566, 191419, 217132, 271415, 382838, 542830, 765676, 957095, 1085660, 1914190, 3636961, 3828380, 7273922, 14547844, 18184805, 36369610, 72739220]

約数ペア:

[(1, 72739220), (2, 36369610), (4, 18184805), (5, 14547844), (10, 7273922), (19, 3828380), (20, 3636961), (38, 1914190), (67, 1085660), (76, 957095), (95, 765676), (134, 542830), (190, 382838), (268, 271415), (335, 217132), (380, 191419), (670, 108566), (1273, 57140), (1340, 54283), (2546, 28570), (2857, 25460), (5092, 14285), (5714, 12730), (6365, 11428)]