28854710

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 55688256

約数和(自身を除く): 26833546

約数列:

[1, 2, 5, 10, 29, 47, 58, 73, 94, 145, 146, 235, 290, 365, 470, 730, 841, 1363, 1682, 2117, 2726, 3431, 4205, 4234, 6815, 6862, 8410, 10585, 13630, 17155, 21170, 34310, 39527, 61393, 79054, 99499, 122786, 197635, 198998, 306965, 395270, 497495, 613930, 994990, 2885471, 5770942, 14427355, 28854710]

約数ペア:

[(1, 28854710), (2, 14427355), (5, 5770942), (10, 2885471), (29, 994990), (47, 613930), (58, 497495), (73, 395270), (94, 306965), (145, 198998), (146, 197635), (235, 122786), (290, 99499), (365, 79054), (470, 61393), (730, 39527), (841, 34310), (1363, 21170), (1682, 17155), (2117, 13630), (2726, 10585), (3431, 8410), (4205, 6862), (4234, 6815)]