28505340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{158363}}^1$

素因数の和:158378

約数の個数: 36

約数和(自身を含む): 86466744

約数和(自身を除く): 57961404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 158363, 316726, 475089, 633452, 791815, 950178, 1425267, 1583630, 1900356, 2375445, 2850534, 3167260, 4750890, 5701068, 7126335, 9501780, 14252670, 28505340]

約数ペア:

[(1, 28505340), (2, 14252670), (3, 9501780), (4, 7126335), (5, 5701068), (6, 4750890), (9, 3167260), (10, 2850534), (12, 2375445), (15, 1900356), (18, 1583630), (20, 1425267), (30, 950178), (36, 791815), (45, 633452), (60, 475089), (90, 316726), (180, 158363)]