20911669290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{77450627}}^1$

素因数の和:77450643

約数の個数: 32

約数和(自身を含む): 55764452160

約数和(自身を除く): 34852782870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 77450627, 154901254, 232351881, 387253135, 464703762, 697055643, 774506270, 1161759405, 1394111286, 2091166929, 2323518810, 3485278215, 4182333858, 6970556430, 10455834645, 20911669290]

約数ペア:

[(1, 20911669290), (2, 10455834645), (3, 6970556430), (5, 4182333858), (6, 3485278215), (9, 2323518810), (10, 2091166929), (15, 1394111286), (18, 1161759405), (27, 774506270), (30, 697055643), (45, 464703762), (54, 387253135), (90, 232351881), (135, 154901254), (270, 77450627)]