16621740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{30781}}^1$

素因数の和:30799

約数の個数: 48

約数和(自身を含む): 51713760

約数和(自身を除く): 35092020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 30781, 61562, 92343, 123124, 153905, 184686, 277029, 307810, 369372, 461715, 554058, 615620, 831087, 923430, 1108116, 1385145, 1662174, 1846860, 2770290, 3324348, 4155435, 5540580, 8310870, 16621740]

約数ペア:

[(1, 16621740), (2, 8310870), (3, 5540580), (4, 4155435), (5, 3324348), (6, 2770290), (9, 1846860), (10, 1662174), (12, 1385145), (15, 1108116), (18, 923430), (20, 831087), (27, 615620), (30, 554058), (36, 461715), (45, 369372), (54, 307810), (60, 277029), (90, 184686), (108, 153905), (135, 123124), (180, 92343), (270, 61562), (540, 30781)]