20682060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2141}}^1$

素因数の和:2183

約数の個数: 96

約数和(自身を含む): 69092352

約数和(自身を除く): 48410292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2141, 2415, 3220, 4282, 4830, 6423, 8564, 9660, 10705, 12846, 14987, 21410, 25692, 29974, 32115, 42820, 44961, 49243, 59948, 64230, 74935, 89922, 98486, 128460, 147729, 149870, 179844, 196972, 224805, 246215, 295458, 299740, 344701, 449610, 492430, 590916, 689402, 738645, 899220, 984860, 1034103, 1378804, 1477290, 1723505, 2068206, 2954580, 3447010, 4136412, 5170515, 6894020, 10341030, 20682060]

約数ペア:

[(1, 20682060), (2, 10341030), (3, 6894020), (4, 5170515), (5, 4136412), (6, 3447010), (7, 2954580), (10, 2068206), (12, 1723505), (14, 1477290), (15, 1378804), (20, 1034103), (21, 984860), (23, 899220), (28, 738645), (30, 689402), (35, 590916), (42, 492430), (46, 449610), (60, 344701), (69, 299740), (70, 295458), (84, 246215), (92, 224805), (105, 196972), (115, 179844), (138, 149870), (140, 147729), (161, 128460), (210, 98486), (230, 89922), (276, 74935), (322, 64230), (345, 59948), (420, 49243), (460, 44961), (483, 42820), (644, 32115), (690, 29974), (805, 25692), (966, 21410), (1380, 14987), (1610, 12846), (1932, 10705), (2141, 9660), (2415, 8564), (3220, 6423), (4282, 4830)]