16410980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 36031296

約数和(自身を除く): 19620316

約数列:

[1, 2, 4, 5, 10, 20, 37, 67, 74, 134, 148, 185, 268, 331, 335, 370, 662, 670, 740, 1324, 1340, 1655, 2479, 3310, 4958, 6620, 9916, 12247, 12395, 22177, 24494, 24790, 44354, 48988, 49580, 61235, 88708, 110885, 122470, 221770, 244940, 443540, 820549, 1641098, 3282196, 4102745, 8205490, 16410980]

約数ペア:

[(1, 16410980), (2, 8205490), (4, 4102745), (5, 3282196), (10, 1641098), (20, 820549), (37, 443540), (67, 244940), (74, 221770), (134, 122470), (148, 110885), (185, 88708), (268, 61235), (331, 49580), (335, 48988), (370, 44354), (662, 24790), (670, 24494), (740, 22177), (1324, 12395), (1340, 12247), (1655, 9916), (2479, 6620), (3310, 4958)]