20240920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 55404000

約数和(自身を除く): 35163080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 449, 460, 490, 644, 805, 898, 920, 980, 1127, 1288, 1610, 1796, 1960, 2245, 2254, 3143, 3220, 3592, 4490, 4508, 5635, 6286, 6440, 8980, 9016, 10327, 11270, 12572, 15715, 17960, 20654, 22001, 22540, 25144, 31430, 41308, 44002, 45080, 51635, 62860, 72289, 82616, 88004, 103270, 110005, 125720, 144578, 176008, 206540, 220010, 289156, 361445, 413080, 440020, 506023, 578312, 722890, 880040, 1012046, 1445780, 2024092, 2530115, 2891560, 4048184, 5060230, 10120460, 20240920]

約数ペア:

[(1, 20240920), (2, 10120460), (4, 5060230), (5, 4048184), (7, 2891560), (8, 2530115), (10, 2024092), (14, 1445780), (20, 1012046), (23, 880040), (28, 722890), (35, 578312), (40, 506023), (46, 440020), (49, 413080), (56, 361445), (70, 289156), (92, 220010), (98, 206540), (115, 176008), (140, 144578), (161, 125720), (184, 110005), (196, 103270), (230, 88004), (245, 82616), (280, 72289), (322, 62860), (392, 51635), (449, 45080), (460, 44002), (490, 41308), (644, 31430), (805, 25144), (898, 22540), (920, 22001), (980, 20654), (1127, 17960), (1288, 15715), (1610, 12572), (1796, 11270), (1960, 10327), (2245, 9016), (2254, 8980), (3143, 6440), (3220, 6286), (3592, 5635), (4490, 4508)]