2785408040

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{306763}}^1$

素因数の和:307001

約数の個数: 32

約数和(自身を含む): 6294797280

約数和(自身を除く): 3509389240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 9080, 306763, 613526, 1227052, 1533815, 2454104, 3067630, 6135260, 12270520, 69635201, 139270402, 278540804, 348176005, 557081608, 696352010, 1392704020, 2785408040]

約数ペア:

[(1, 2785408040), (2, 1392704020), (4, 696352010), (5, 557081608), (8, 348176005), (10, 278540804), (20, 139270402), (40, 69635201), (227, 12270520), (454, 6135260), (908, 3067630), (1135, 2454104), (1816, 1533815), (2270, 1227052), (4540, 613526), (9080, 306763)]