493413520

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{467}}^1$

素因数の和:808

約数の個数: 80

約数和(自身を含む): 1178281728

約数和(自身を除く): 684868208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 281, 376, 467, 470, 562, 752, 934, 940, 1124, 1405, 1868, 1880, 2248, 2335, 2810, 3736, 3760, 4496, 4670, 5620, 7472, 9340, 11240, 13207, 18680, 21949, 22480, 26414, 37360, 43898, 52828, 66035, 87796, 105656, 109745, 131227, 132070, 175592, 211312, 219490, 262454, 264140, 351184, 438980, 524908, 528280, 656135, 877960, 1049816, 1056560, 1312270, 1755920, 2099632, 2624540, 5249080, 6167669, 10498160, 12335338, 24670676, 30838345, 49341352, 61676690, 98682704, 123353380, 246706760, 493413520]

約数ペア:

[(1, 493413520), (2, 246706760), (4, 123353380), (5, 98682704), (8, 61676690), (10, 49341352), (16, 30838345), (20, 24670676), (40, 12335338), (47, 10498160), (80, 6167669), (94, 5249080), (188, 2624540), (235, 2099632), (281, 1755920), (376, 1312270), (467, 1056560), (470, 1049816), (562, 877960), (752, 656135), (934, 528280), (940, 524908), (1124, 438980), (1405, 351184), (1868, 264140), (1880, 262454), (2248, 219490), (2335, 211312), (2810, 175592), (3736, 132070), (3760, 131227), (4496, 109745), (4670, 105656), (5620, 87796), (7472, 66035), (9340, 52828), (11240, 43898), (13207, 37360), (18680, 26414), (21949, 22480)]