4931450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 10044000

約数和(自身を除く): 5112550

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 145, 179, 190, 290, 358, 475, 551, 725, 895, 950, 1102, 1450, 1790, 2755, 3401, 4475, 5191, 5510, 6802, 8950, 10382, 13775, 17005, 25955, 27550, 34010, 51910, 85025, 98629, 129775, 170050, 197258, 259550, 493145, 986290, 2465725, 4931450]

約数ペア:

[(1, 4931450), (2, 2465725), (5, 986290), (10, 493145), (19, 259550), (25, 197258), (29, 170050), (38, 129775), (50, 98629), (58, 85025), (95, 51910), (145, 34010), (179, 27550), (190, 25955), (290, 17005), (358, 13775), (475, 10382), (551, 8950), (725, 6802), (895, 5510), (950, 5191), (1102, 4475), (1450, 3401), (1790, 2755)]