2289970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 2064590

約数列:

[1, 2, 5, 10, 31, 62, 83, 89, 155, 166, 178, 310, 415, 445, 830, 890, 2573, 2759, 5146, 5518, 7387, 12865, 13795, 14774, 25730, 27590, 36935, 73870, 228997, 457994, 1144985, 2289970]

約数ペア:

[(1, 2289970), (2, 1144985), (5, 457994), (10, 228997), (31, 73870), (62, 36935), (83, 27590), (89, 25730), (155, 14774), (166, 13795), (178, 12865), (310, 7387), (415, 5518), (445, 5146), (830, 2759), (890, 2573)]