2188980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{12161}}^1$

素因数の和:12176

約数の個数: 36

約数和(自身を含む): 6640452

約数和(自身を除く): 4451472

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 12161, 24322, 36483, 48644, 60805, 72966, 109449, 121610, 145932, 182415, 218898, 243220, 364830, 437796, 547245, 729660, 1094490, 2188980]

約数ペア:

[(1, 2188980), (2, 1094490), (3, 729660), (4, 547245), (5, 437796), (6, 364830), (9, 243220), (10, 218898), (12, 182415), (15, 145932), (18, 121610), (20, 109449), (30, 72966), (36, 60805), (45, 48644), (60, 36483), (90, 24322), (180, 12161)]