2056890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 5640192

約数和(自身を除く): 3583302

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 271, 330, 345, 506, 542, 690, 759, 813, 1265, 1355, 1518, 1626, 2530, 2710, 2981, 3795, 4065, 5962, 6233, 7590, 8130, 8943, 12466, 14905, 17886, 18699, 29810, 31165, 37398, 44715, 62330, 68563, 89430, 93495, 137126, 186990, 205689, 342815, 411378, 685630, 1028445, 2056890]

約数ペア:

[(1, 2056890), (2, 1028445), (3, 685630), (5, 411378), (6, 342815), (10, 205689), (11, 186990), (15, 137126), (22, 93495), (23, 89430), (30, 68563), (33, 62330), (46, 44715), (55, 37398), (66, 31165), (69, 29810), (110, 18699), (115, 17886), (138, 14905), (165, 12466), (230, 8943), (253, 8130), (271, 7590), (330, 6233), (345, 5962), (506, 4065), (542, 3795), (690, 2981), (759, 2710), (813, 2530), (1265, 1626), (1355, 1518)]