213535520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121327}}^1$

素因数の和:121353

約数の個数: 48

約数和(自身を含む): 550343808

約数和(自身を除く): 336808288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 121327, 242654, 485308, 606635, 970616, 1213270, 1334597, 1941232, 2426540, 2669194, 3882464, 4853080, 5338388, 6672985, 9706160, 10676776, 13345970, 19412320, 21353552, 26691940, 42707104, 53383880, 106767760, 213535520]

約数ペア:

[(1, 213535520), (2, 106767760), (4, 53383880), (5, 42707104), (8, 26691940), (10, 21353552), (11, 19412320), (16, 13345970), (20, 10676776), (22, 9706160), (32, 6672985), (40, 5338388), (44, 4853080), (55, 3882464), (80, 2669194), (88, 2426540), (110, 1941232), (160, 1334597), (176, 1213270), (220, 970616), (352, 606635), (440, 485308), (880, 242654), (1760, 121327)]