2019080080

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{93131}}^1$

素因数の和:93415

約数の個数: 40

約数和(自身を含む): 4711734144

約数和(自身を除く): 2692654064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 4336, 5420, 10840, 21680, 93131, 186262, 372524, 465655, 745048, 931310, 1490096, 1862620, 3725240, 7450480, 25238501, 50477002, 100954004, 126192505, 201908008, 252385010, 403816016, 504770020, 1009540040, 2019080080]

約数ペア:

[(1, 2019080080), (2, 1009540040), (4, 504770020), (5, 403816016), (8, 252385010), (10, 201908008), (16, 126192505), (20, 100954004), (40, 50477002), (80, 25238501), (271, 7450480), (542, 3725240), (1084, 1862620), (1355, 1490096), (2168, 931310), (2710, 745048), (4336, 465655), (5420, 372524), (10840, 186262), (21680, 93131)]