1899870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 5322240

約数和(自身を除く): 3422370

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 83, 105, 109, 166, 210, 218, 249, 327, 415, 498, 545, 581, 654, 763, 830, 1090, 1162, 1245, 1526, 1635, 1743, 2289, 2490, 2905, 3270, 3486, 3815, 4578, 5810, 7630, 8715, 9047, 11445, 17430, 18094, 22890, 27141, 45235, 54282, 63329, 90470, 126658, 135705, 189987, 271410, 316645, 379974, 633290, 949935, 1899870]

約数ペア:

[(1, 1899870), (2, 949935), (3, 633290), (5, 379974), (6, 316645), (7, 271410), (10, 189987), (14, 135705), (15, 126658), (21, 90470), (30, 63329), (35, 54282), (42, 45235), (70, 27141), (83, 22890), (105, 18094), (109, 17430), (166, 11445), (210, 9047), (218, 8715), (249, 7630), (327, 5810), (415, 4578), (498, 3815), (545, 3486), (581, 3270), (654, 2905), (763, 2490), (830, 2289), (1090, 1743), (1162, 1635), (1245, 1526)]