440580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1049}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 1411200

約数和(自身を除く): 970620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1049, 2098, 3147, 4196, 5245, 6294, 7343, 10490, 12588, 14686, 15735, 20980, 22029, 29372, 31470, 36715, 44058, 62940, 73430, 88116, 110145, 146860, 220290, 440580]

約数ペア:

[(1, 440580), (2, 220290), (3, 146860), (4, 110145), (5, 88116), (6, 73430), (7, 62940), (10, 44058), (12, 36715), (14, 31470), (15, 29372), (20, 22029), (21, 20980), (28, 15735), (30, 14686), (35, 12588), (42, 10490), (60, 7343), (70, 6294), (84, 5245), (105, 4196), (140, 3147), (210, 2098), (420, 1049)]