28753460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4451}}^1$

素因数の和:4496

約数の個数: 48

約数和(自身を含む): 67314240

約数和(自身を除く): 38560780

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 4451, 6460, 8902, 17804, 22255, 44510, 75667, 84569, 89020, 151334, 169138, 302668, 338276, 378335, 422845, 756670, 845690, 1437673, 1513340, 1691380, 2875346, 5750692, 7188365, 14376730, 28753460]

約数ペア:

[(1, 28753460), (2, 14376730), (4, 7188365), (5, 5750692), (10, 2875346), (17, 1691380), (19, 1513340), (20, 1437673), (34, 845690), (38, 756670), (68, 422845), (76, 378335), (85, 338276), (95, 302668), (170, 169138), (190, 151334), (323, 89020), (340, 84569), (380, 75667), (646, 44510), (1292, 22255), (1615, 17804), (3230, 8902), (4451, 6460)]