1081604020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1511}}^1\times {\mathrm{5113}}^1$

素因数の和:6640

約数の個数: 48

約数和(自身を含む): 2598075648

約数和(自身を除く): 1516471628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1511, 3022, 5113, 6044, 7555, 10226, 10577, 15110, 20452, 21154, 25565, 30220, 35791, 42308, 51130, 52885, 71582, 102260, 105770, 143164, 178955, 211540, 357910, 715820, 7725743, 15451486, 30902972, 38628715, 54080201, 77257430, 108160402, 154514860, 216320804, 270401005, 540802010, 1081604020]

約数ペア:

[(1, 1081604020), (2, 540802010), (4, 270401005), (5, 216320804), (7, 154514860), (10, 108160402), (14, 77257430), (20, 54080201), (28, 38628715), (35, 30902972), (70, 15451486), (140, 7725743), (1511, 715820), (3022, 357910), (5113, 211540), (6044, 178955), (7555, 143164), (10226, 105770), (10577, 102260), (15110, 71582), (20452, 52885), (21154, 51130), (25565, 42308), (30220, 35791)]