12585980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3011}}^1$

素因数の和:3050

約数の個数: 48

約数和(自身を含む): 30360960

約数和(自身を除く): 17774980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 3011, 4180, 6022, 12044, 15055, 30110, 33121, 57209, 60220, 66242, 114418, 132484, 165605, 228836, 286045, 331210, 572090, 629299, 662420, 1144180, 1258598, 2517196, 3146495, 6292990, 12585980]

約数ペア:

[(1, 12585980), (2, 6292990), (4, 3146495), (5, 2517196), (10, 1258598), (11, 1144180), (19, 662420), (20, 629299), (22, 572090), (38, 331210), (44, 286045), (55, 228836), (76, 165605), (95, 132484), (110, 114418), (190, 66242), (209, 60220), (220, 57209), (380, 33121), (418, 30110), (836, 15055), (1045, 12044), (2090, 6022), (3011, 4180)]