17156440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:952

約数の個数: 64

約数和(自身を含む): 44789760

約数和(自身を除く): 27633320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 863, 994, 1420, 1726, 1988, 2485, 2840, 3452, 3976, 4315, 4970, 6041, 6904, 8630, 9940, 12082, 17260, 19880, 24164, 30205, 34520, 48328, 60410, 61273, 120820, 122546, 241640, 245092, 306365, 428911, 490184, 612730, 857822, 1225460, 1715644, 2144555, 2450920, 3431288, 4289110, 8578220, 17156440]

約数ペア:

[(1, 17156440), (2, 8578220), (4, 4289110), (5, 3431288), (7, 2450920), (8, 2144555), (10, 1715644), (14, 1225460), (20, 857822), (28, 612730), (35, 490184), (40, 428911), (56, 306365), (70, 245092), (71, 241640), (140, 122546), (142, 120820), (280, 61273), (284, 60410), (355, 48328), (497, 34520), (568, 30205), (710, 24164), (863, 19880), (994, 17260), (1420, 12082), (1726, 9940), (1988, 8630), (2485, 6904), (2840, 6041), (3452, 4970), (3976, 4315)]