20540304

素因数分解:

$2^4\times 3^7\times {\mathrm{587}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 59787840

約数和(自身を除く): 39247536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 587, 648, 729, 972, 1174, 1296, 1458, 1761, 1944, 2187, 2348, 2916, 3522, 3888, 4374, 4696, 5283, 5832, 7044, 8748, 9392, 10566, 11664, 14088, 15849, 17496, 21132, 28176, 31698, 34992, 42264, 47547, 63396, 84528, 95094, 126792, 142641, 190188, 253584, 285282, 380376, 427923, 570564, 760752, 855846, 1141128, 1283769, 1711692, 2282256, 2567538, 3423384, 5135076, 6846768, 10270152, 20540304]

約数ペア:

[(1, 20540304), (2, 10270152), (3, 6846768), (4, 5135076), (6, 3423384), (8, 2567538), (9, 2282256), (12, 1711692), (16, 1283769), (18, 1141128), (24, 855846), (27, 760752), (36, 570564), (48, 427923), (54, 380376), (72, 285282), (81, 253584), (108, 190188), (144, 142641), (162, 126792), (216, 95094), (243, 84528), (324, 63396), (432, 47547), (486, 42264), (587, 34992), (648, 31698), (729, 28176), (972, 21132), (1174, 17496), (1296, 15849), (1458, 14088), (1761, 11664), (1944, 10566), (2187, 9392), (2348, 8748), (2916, 7044), (3522, 5832), (3888, 5283), (4374, 4696)]