57640120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23623}}^1$

素因数の和:23695

約数の個数: 32

約数和(自身を含む): 131821920

約数和(自身を除く): 74181800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 23623, 47246, 94492, 118115, 188984, 236230, 472460, 944920, 1441003, 2882006, 5764012, 7205015, 11528024, 14410030, 28820060, 57640120]

約数ペア:

[(1, 57640120), (2, 28820060), (4, 14410030), (5, 11528024), (8, 7205015), (10, 5764012), (20, 2882006), (40, 1441003), (61, 944920), (122, 472460), (244, 236230), (305, 188984), (488, 118115), (610, 94492), (1220, 47246), (2440, 23623)]