1678890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 4064256

約数和(自身を除く): 2385366

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 191, 293, 382, 573, 586, 879, 955, 1146, 1465, 1758, 1910, 2865, 2930, 4395, 5730, 8790, 55963, 111926, 167889, 279815, 335778, 559630, 839445, 1678890]

約数ペア:

[(1, 1678890), (2, 839445), (3, 559630), (5, 335778), (6, 279815), (10, 167889), (15, 111926), (30, 55963), (191, 8790), (293, 5730), (382, 4395), (573, 2930), (586, 2865), (879, 1910), (955, 1758), (1146, 1465)]