7329920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:913

約数の個数: 64

約数和(自身を含む): 18892440

約数和(自身を除く): 11562520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 881, 1040, 1664, 1762, 2080, 3524, 4160, 4405, 7048, 8320, 8810, 11453, 14096, 17620, 22906, 28192, 35240, 45812, 56384, 57265, 70480, 91624, 112768, 114530, 140960, 183248, 229060, 281920, 366496, 458120, 563840, 732992, 916240, 1465984, 1832480, 3664960, 7329920]

約数ペア:

[(1, 7329920), (2, 3664960), (4, 1832480), (5, 1465984), (8, 916240), (10, 732992), (13, 563840), (16, 458120), (20, 366496), (26, 281920), (32, 229060), (40, 183248), (52, 140960), (64, 114530), (65, 112768), (80, 91624), (104, 70480), (128, 57265), (130, 56384), (160, 45812), (208, 35240), (260, 28192), (320, 22906), (416, 17620), (520, 14096), (640, 11453), (832, 8810), (881, 8320), (1040, 7048), (1664, 4405), (1762, 4160), (2080, 3524)]