11875140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{21991}}^1$

素因数の和:22009

約数の個数: 48

約数和(自身を含む): 36946560

約数和(自身を除く): 25071420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 21991, 43982, 65973, 87964, 109955, 131946, 197919, 219910, 263892, 329865, 395838, 439820, 593757, 659730, 791676, 989595, 1187514, 1319460, 1979190, 2375028, 2968785, 3958380, 5937570, 11875140]

約数ペア:

[(1, 11875140), (2, 5937570), (3, 3958380), (4, 2968785), (5, 2375028), (6, 1979190), (9, 1319460), (10, 1187514), (12, 989595), (15, 791676), (18, 659730), (20, 593757), (27, 439820), (30, 395838), (36, 329865), (45, 263892), (54, 219910), (60, 197919), (90, 131946), (108, 109955), (135, 87964), (180, 65973), (270, 43982), (540, 21991)]