880918640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{36583}}^1$

素因数の和:36646

約数の個数: 80

約数和(自身を含む): 2395227648

約数和(自身を除く): 1514309008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2408, 3010, 3440, 4816, 6020, 12040, 24080, 36583, 73166, 146332, 182915, 256081, 292664, 365830, 512162, 585328, 731660, 1024324, 1280405, 1463320, 1573069, 2048648, 2560810, 2926640, 3146138, 4097296, 5121620, 6292276, 7865345, 10243240, 11011483, 12584552, 15730690, 20486480, 22022966, 25169104, 31461380, 44045932, 55057415, 62922760, 88091864, 110114830, 125845520, 176183728, 220229660, 440459320, 880918640]

約数ペア:

[(1, 880918640), (2, 440459320), (4, 220229660), (5, 176183728), (7, 125845520), (8, 110114830), (10, 88091864), (14, 62922760), (16, 55057415), (20, 44045932), (28, 31461380), (35, 25169104), (40, 22022966), (43, 20486480), (56, 15730690), (70, 12584552), (80, 11011483), (86, 10243240), (112, 7865345), (140, 6292276), (172, 5121620), (215, 4097296), (280, 3146138), (301, 2926640), (344, 2560810), (430, 2048648), (560, 1573069), (602, 1463320), (688, 1280405), (860, 1024324), (1204, 731660), (1505, 585328), (1720, 512162), (2408, 365830), (3010, 292664), (3440, 256081), (4816, 182915), (6020, 146332), (12040, 73166), (24080, 36583)]