619371640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{3079}}^1$

素因数の和:3244

約数の個数: 64

約数和(自身を含む): 1437004800

約数和(自身を除く): 817633160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 107, 188, 214, 235, 376, 428, 470, 535, 856, 940, 1070, 1880, 2140, 3079, 4280, 5029, 6158, 10058, 12316, 15395, 20116, 24632, 25145, 30790, 40232, 50290, 61580, 100580, 123160, 144713, 201160, 289426, 329453, 578852, 658906, 723565, 1157704, 1317812, 1447130, 1647265, 2635624, 2894260, 3294530, 5788520, 6589060, 13178120, 15484291, 30968582, 61937164, 77421455, 123874328, 154842910, 309685820, 619371640]

約数ペア:

[(1, 619371640), (2, 309685820), (4, 154842910), (5, 123874328), (8, 77421455), (10, 61937164), (20, 30968582), (40, 15484291), (47, 13178120), (94, 6589060), (107, 5788520), (188, 3294530), (214, 2894260), (235, 2635624), (376, 1647265), (428, 1447130), (470, 1317812), (535, 1157704), (856, 723565), (940, 658906), (1070, 578852), (1880, 329453), (2140, 289426), (3079, 201160), (4280, 144713), (5029, 123160), (6158, 100580), (10058, 61580), (12316, 50290), (15395, 40232), (20116, 30790), (24632, 25145)]