4407620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1692

約数の個数: 48

約数和(自身を含む): 11141760

約数和(自身を除く): 6734140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 1657, 2660, 3314, 6628, 8285, 11599, 16570, 23198, 31483, 33140, 46396, 57995, 62966, 115990, 125932, 157415, 220381, 231980, 314830, 440762, 629660, 881524, 1101905, 2203810, 4407620]

約数ペア:

[(1, 4407620), (2, 2203810), (4, 1101905), (5, 881524), (7, 629660), (10, 440762), (14, 314830), (19, 231980), (20, 220381), (28, 157415), (35, 125932), (38, 115990), (70, 62966), (76, 57995), (95, 46396), (133, 33140), (140, 31483), (190, 23198), (266, 16570), (380, 11599), (532, 8285), (665, 6628), (1330, 3314), (1657, 2660)]