1815664020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{27737}}^1$

素因数の和:28840

約数の個数: 48

約数和(自身を含む): 5088702528

約数和(自身を除く): 3273038508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1091, 2182, 3273, 4364, 5455, 6546, 10910, 13092, 16365, 21820, 27737, 32730, 55474, 65460, 83211, 110948, 138685, 166422, 277370, 332844, 416055, 554740, 832110, 1664220, 30261067, 60522134, 90783201, 121044268, 151305335, 181566402, 302610670, 363132804, 453916005, 605221340, 907832010, 1815664020]

約数ペア:

[(1, 1815664020), (2, 907832010), (3, 605221340), (4, 453916005), (5, 363132804), (6, 302610670), (10, 181566402), (12, 151305335), (15, 121044268), (20, 90783201), (30, 60522134), (60, 30261067), (1091, 1664220), (2182, 832110), (3273, 554740), (4364, 416055), (5455, 332844), (6546, 277370), (10910, 166422), (13092, 138685), (16365, 110948), (21820, 83211), (27737, 65460), (32730, 55474)]