19880310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2293}}^1$

素因数の和:2337

約数の個数: 48

約数和(自身を含む): 50706576

約数和(自身を除く): 30826266

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 289, 510, 578, 867, 1445, 1734, 2293, 2890, 4335, 4586, 6879, 8670, 11465, 13758, 22930, 34395, 38981, 68790, 77962, 116943, 194905, 233886, 389810, 584715, 662677, 1169430, 1325354, 1988031, 3313385, 3976062, 6626770, 9940155, 19880310]

約数ペア:

[(1, 19880310), (2, 9940155), (3, 6626770), (5, 3976062), (6, 3313385), (10, 1988031), (15, 1325354), (17, 1169430), (30, 662677), (34, 584715), (51, 389810), (85, 233886), (102, 194905), (170, 116943), (255, 77962), (289, 68790), (510, 38981), (578, 34395), (867, 22930), (1445, 13758), (1734, 11465), (2293, 8670), (2890, 6879), (4335, 4586)]