30962020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1381}}^1$

素因数の和:1468

約数の個数: 48

約数和(自身を含む): 69652800

約数和(自身を除く): 38690780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 1381, 2242, 2762, 4484, 5524, 5605, 6905, 11210, 13810, 22420, 26239, 27620, 52478, 81479, 104956, 131195, 162958, 262390, 325916, 407395, 524780, 814790, 1548101, 1629580, 3096202, 6192404, 7740505, 15481010, 30962020]

約数ペア:

[(1, 30962020), (2, 15481010), (4, 7740505), (5, 6192404), (10, 3096202), (19, 1629580), (20, 1548101), (38, 814790), (59, 524780), (76, 407395), (95, 325916), (118, 262390), (190, 162958), (236, 131195), (295, 104956), (380, 81479), (590, 52478), (1121, 27620), (1180, 26239), (1381, 22420), (2242, 13810), (2762, 11210), (4484, 6905), (5524, 5605)]