2126696720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{857539}}^1$

素因数の和:857583

約数の個数: 40

約数和(自身を含む): 5104078080

約数和(自身を除く): 2977381360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 857539, 1715078, 3430156, 4287695, 6860312, 8575390, 13720624, 17150780, 26583709, 34301560, 53167418, 68603120, 106334836, 132918545, 212669672, 265837090, 425339344, 531674180, 1063348360, 2126696720]

約数ペア:

[(1, 2126696720), (2, 1063348360), (4, 531674180), (5, 425339344), (8, 265837090), (10, 212669672), (16, 132918545), (20, 106334836), (31, 68603120), (40, 53167418), (62, 34301560), (80, 26583709), (124, 17150780), (155, 13720624), (248, 8575390), (310, 6860312), (496, 4287695), (620, 3430156), (1240, 1715078), (2480, 857539)]