2021709890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{90619}}^1$

素因数の和:90746

約数の個数: 32

約数和(自身を含む): 3836488320

約数和(自身を除く): 1814778430

約数列:

[1, 2, 5, 10, 23, 46, 97, 115, 194, 230, 485, 970, 2231, 4462, 11155, 22310, 90619, 181238, 453095, 906190, 2084237, 4168474, 8790043, 10421185, 17580086, 20842370, 43950215, 87900430, 202170989, 404341978, 1010854945, 2021709890]

約数ペア:

[(1, 2021709890), (2, 1010854945), (5, 404341978), (10, 202170989), (23, 87900430), (46, 43950215), (97, 20842370), (115, 17580086), (194, 10421185), (230, 8790043), (485, 4168474), (970, 2084237), (2231, 906190), (4462, 453095), (11155, 181238), (22310, 90619)]