849889720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{2707}}^1$

素因数の和:2932

約数の個数: 64

約数和(自身を含む): 1965358080

約数和(自身を除く): 1115468360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 167, 188, 235, 334, 376, 470, 668, 835, 940, 1336, 1670, 1880, 2707, 3340, 5414, 6680, 7849, 10828, 13535, 15698, 21656, 27070, 31396, 39245, 54140, 62792, 78490, 108280, 127229, 156980, 254458, 313960, 452069, 508916, 636145, 904138, 1017832, 1272290, 1808276, 2260345, 2544580, 3616552, 4520690, 5089160, 9041380, 18082760, 21247243, 42494486, 84988972, 106236215, 169977944, 212472430, 424944860, 849889720]

約数ペア:

[(1, 849889720), (2, 424944860), (4, 212472430), (5, 169977944), (8, 106236215), (10, 84988972), (20, 42494486), (40, 21247243), (47, 18082760), (94, 9041380), (167, 5089160), (188, 4520690), (235, 3616552), (334, 2544580), (376, 2260345), (470, 1808276), (668, 1272290), (835, 1017832), (940, 904138), (1336, 636145), (1670, 508916), (1880, 452069), (2707, 313960), (3340, 254458), (5414, 156980), (6680, 127229), (7849, 108280), (10828, 78490), (13535, 62792), (15698, 54140), (21656, 39245), (27070, 31396)]