19959480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18481}}^1$

素因数の和:18501

約数の個数: 64

約数和(自身を含む): 66535200

約数和(自身を除く): 46575720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18481, 36962, 55443, 73924, 92405, 110886, 147848, 166329, 184810, 221772, 277215, 332658, 369620, 443544, 498987, 554430, 665316, 739240, 831645, 997974, 1108860, 1330632, 1663290, 1995948, 2217720, 2494935, 3326580, 3991896, 4989870, 6653160, 9979740, 19959480]

約数ペア:

[(1, 19959480), (2, 9979740), (3, 6653160), (4, 4989870), (5, 3991896), (6, 3326580), (8, 2494935), (9, 2217720), (10, 1995948), (12, 1663290), (15, 1330632), (18, 1108860), (20, 997974), (24, 831645), (27, 739240), (30, 665316), (36, 554430), (40, 498987), (45, 443544), (54, 369620), (60, 332658), (72, 277215), (90, 221772), (108, 184810), (120, 166329), (135, 147848), (180, 110886), (216, 92405), (270, 73924), (360, 55443), (540, 36962), (1080, 18481)]