220051972

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1877}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 454325760

約数和(自身を除く): 234273788

約数列:

[1, 2, 4, 7, 14, 28, 53, 79, 106, 158, 212, 316, 371, 553, 742, 1106, 1484, 1877, 2212, 3754, 4187, 7508, 8374, 13139, 16748, 26278, 29309, 52556, 58618, 99481, 117236, 148283, 198962, 296566, 397924, 593132, 696367, 1037981, 1392734, 2075962, 2785468, 4151924, 7858999, 15717998, 31435996, 55012993, 110025986, 220051972]

約数ペア:

[(1, 220051972), (2, 110025986), (4, 55012993), (7, 31435996), (14, 15717998), (28, 7858999), (53, 4151924), (79, 2785468), (106, 2075962), (158, 1392734), (212, 1037981), (316, 696367), (371, 593132), (553, 397924), (742, 296566), (1106, 198962), (1484, 148283), (1877, 117236), (2212, 99481), (3754, 58618), (4187, 52556), (7508, 29309), (8374, 26278), (13139, 16748)]