20331410.000000000

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12641}}^1$

素因数の和:12682

約数の個数: 96

約数和(自身を含む): 458752896

約数和(自身を除く): 319196256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 552, 690, 736, 920, 1104, 1380, 1840, 2208, 2760, 3680, 5520, 11040, 12641, 25282, 37923, 50564, 63205, 75846, 101128, 126410, 151692, 189615, 202256, 252820, 290743, 303384, 379230, 404512, 505640, 581486, 606768, 758460, 872229, 1011280, 1162972, 1213536, 1453715, 1516920, 1744458, 2022560, 2325944, 2907430, 3033840, 3488916, 4361145, 4651888, 5814860, 6067680, 6977832, 8722290, 9303776, 11629720, 13955664, 17444580, 23259440, 27911328, 34889160, 46518880, 69778320, 139556640]

約数ペア:

[(1, 139556640), (2, 69778320), (3, 46518880), (4, 34889160), (5, 27911328), (6, 23259440), (8, 17444580), (10, 13955664), (12, 11629720), (15, 9303776), (16, 8722290), (20, 6977832), (23, 6067680), (24, 5814860), (30, 4651888), (32, 4361145), (40, 3488916), (46, 3033840), (48, 2907430), (60, 2325944), (69, 2022560), (80, 1744458), (92, 1516920), (96, 1453715), (115, 1213536), (120, 1162972), (138, 1011280), (160, 872229), (184, 758460), (230, 606768), (240, 581486), (276, 505640), (345, 404512), (368, 379230), (460, 303384), (480, 290743), (552, 252820), (690, 202256), (736, 189615), (920, 151692), (1104, 126410), (1380, 101128), (1840, 75846), (2208, 63205), (2760, 50564), (3680, 37923), (5520, 25282), (11040, 12641)]