20233899520

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{415993}}^1$

素因数の和:416035

約数の個数: 80

約数和(自身を含む): 51067423440

約数和(自身を除く): 30833523920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 4864, 6080, 9728, 12160, 24320, 48640, 415993, 831986, 1663972, 2079965, 3327944, 4159930, 6655888, 7903867, 8319860, 13311776, 15807734, 16639720, 26623552, 31615468, 33279440, 39519335, 53247104, 63230936, 66558880, 79038670, 106494208, 126461872, 133117760, 158077340, 212988416, 252923744, 266235520, 316154680, 505847488, 532471040, 632309360, 1011694976, 1064942080, 1264618720, 2023389952, 2529237440, 4046779904, 5058474880, 10116949760, 20233899520]

約数ペア:

[(1, 20233899520), (2, 10116949760), (4, 5058474880), (5, 4046779904), (8, 2529237440), (10, 2023389952), (16, 1264618720), (19, 1064942080), (20, 1011694976), (32, 632309360), (38, 532471040), (40, 505847488), (64, 316154680), (76, 266235520), (80, 252923744), (95, 212988416), (128, 158077340), (152, 133117760), (160, 126461872), (190, 106494208), (256, 79038670), (304, 66558880), (320, 63230936), (380, 53247104), (512, 39519335), (608, 33279440), (640, 31615468), (760, 26623552), (1216, 16639720), (1280, 15807734), (1520, 13311776), (2432, 8319860), (2560, 7903867), (3040, 6655888), (4864, 4159930), (6080, 3327944), (9728, 2079965), (12160, 1663972), (24320, 831986), (48640, 415993)]