202807640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{724313}}^1$

素因数の和:724331

約数の個数: 32

約数和(自身を含む): 521506080

約数和(自身を除く): 318698440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 724313, 1448626, 2897252, 3621565, 5070191, 5794504, 7243130, 10140382, 14486260, 20280764, 25350955, 28972520, 40561528, 50701910, 101403820, 202807640]

約数ペア:

[(1, 202807640), (2, 101403820), (4, 50701910), (5, 40561528), (7, 28972520), (8, 25350955), (10, 20280764), (14, 14486260), (20, 10140382), (28, 7243130), (35, 5794504), (40, 5070191), (56, 3621565), (70, 2897252), (140, 1448626), (280, 724313)]