7241820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{881}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 20448288

約数和(自身を除く): 13206468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 881, 1370, 1644, 1762, 2055, 2643, 2740, 3524, 4110, 4405, 5286, 8220, 8810, 10572, 13215, 17620, 26430, 52860, 120697, 241394, 362091, 482788, 603485, 724182, 1206970, 1448364, 1810455, 2413940, 3620910, 7241820]

約数ペア:

[(1, 7241820), (2, 3620910), (3, 2413940), (4, 1810455), (5, 1448364), (6, 1206970), (10, 724182), (12, 603485), (15, 482788), (20, 362091), (30, 241394), (60, 120697), (137, 52860), (274, 26430), (411, 17620), (548, 13215), (685, 10572), (822, 8810), (881, 8220), (1370, 5286), (1644, 4405), (1762, 4110), (2055, 3524), (2643, 2740)]