27793810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 58786560

約数和(自身を除く): 30992750

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 89, 110, 167, 170, 178, 187, 334, 374, 445, 835, 890, 935, 979, 1513, 1670, 1837, 1870, 1958, 2839, 3026, 3674, 4895, 5678, 7565, 9185, 9790, 14195, 14863, 15130, 16643, 18370, 28390, 29726, 31229, 33286, 62458, 74315, 83215, 148630, 156145, 163493, 166430, 252671, 312290, 326986, 505342, 817465, 1263355, 1634930, 2526710, 2779381, 5558762, 13896905, 27793810]

約数ペア:

[(1, 27793810), (2, 13896905), (5, 5558762), (10, 2779381), (11, 2526710), (17, 1634930), (22, 1263355), (34, 817465), (55, 505342), (85, 326986), (89, 312290), (110, 252671), (167, 166430), (170, 163493), (178, 156145), (187, 148630), (334, 83215), (374, 74315), (445, 62458), (835, 33286), (890, 31229), (935, 29726), (979, 28390), (1513, 18370), (1670, 16643), (1837, 15130), (1870, 14863), (1958, 14195), (2839, 9790), (3026, 9185), (3674, 7565), (4895, 5678)]