10785020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 23496480

約数和(自身を除く): 12711460

約数列:

[1, 2, 4, 5, 10, 20, 73, 83, 89, 146, 166, 178, 292, 332, 356, 365, 415, 445, 730, 830, 890, 1460, 1660, 1780, 6059, 6497, 7387, 12118, 12994, 14774, 24236, 25988, 29548, 30295, 32485, 36935, 60590, 64970, 73870, 121180, 129940, 147740, 539251, 1078502, 2157004, 2696255, 5392510, 10785020]

約数ペア:

[(1, 10785020), (2, 5392510), (4, 2696255), (5, 2157004), (10, 1078502), (20, 539251), (73, 147740), (83, 129940), (89, 121180), (146, 73870), (166, 64970), (178, 60590), (292, 36935), (332, 32485), (356, 30295), (365, 29548), (415, 25988), (445, 24236), (730, 14774), (830, 12994), (890, 12118), (1460, 7387), (1660, 6497), (1780, 6059)]