248607260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{12697}}^1$

素因数の和:12806

約数の個数: 48

約数和(自身を含む): 575981280

約数和(自身を除く): 327374020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790, 12697, 19580, 25394, 50788, 63485, 126970, 139667, 253940, 279334, 558668, 698335, 1130033, 1396670, 2260066, 2793340, 4520132, 5650165, 11300330, 12430363, 22600660, 24860726, 49721452, 62151815, 124303630, 248607260]

約数ペア:

[(1, 248607260), (2, 124303630), (4, 62151815), (5, 49721452), (10, 24860726), (11, 22600660), (20, 12430363), (22, 11300330), (44, 5650165), (55, 4520132), (89, 2793340), (110, 2260066), (178, 1396670), (220, 1130033), (356, 698335), (445, 558668), (890, 279334), (979, 253940), (1780, 139667), (1958, 126970), (3916, 63485), (4895, 50788), (9790, 25394), (12697, 19580)]