2145926660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{26189}}^1$

素因数の和:26456

約数の個数: 48

約数和(自身を含む): 4791512880

約数和(自身を除く): 2645586220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 241, 340, 482, 964, 1205, 2410, 4097, 4820, 8194, 16388, 20485, 26189, 40970, 52378, 81940, 104756, 130945, 261890, 445213, 523780, 890426, 1780852, 2226065, 4452130, 6311549, 8904260, 12623098, 25246196, 31557745, 63115490, 107296333, 126230980, 214592666, 429185332, 536481665, 1072963330, 2145926660]

約数ペア:

[(1, 2145926660), (2, 1072963330), (4, 536481665), (5, 429185332), (10, 214592666), (17, 126230980), (20, 107296333), (34, 63115490), (68, 31557745), (85, 25246196), (170, 12623098), (241, 8904260), (340, 6311549), (482, 4452130), (964, 2226065), (1205, 1780852), (2410, 890426), (4097, 523780), (4820, 445213), (8194, 261890), (16388, 130945), (20485, 104756), (26189, 81940), (40970, 52378)]