83964020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{35279}}^1$

素因数の和:35312

約数の個数: 48

約数和(自身を含む): 213373440

約数和(自身を除く): 129409420

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 35279, 70558, 141116, 176395, 246953, 352790, 493906, 599743, 705580, 987812, 1199486, 1234765, 2398972, 2469530, 2998715, 4198201, 4939060, 5997430, 8396402, 11994860, 16792804, 20991005, 41982010, 83964020]

約数ペア:

[(1, 83964020), (2, 41982010), (4, 20991005), (5, 16792804), (7, 11994860), (10, 8396402), (14, 5997430), (17, 4939060), (20, 4198201), (28, 2998715), (34, 2469530), (35, 2398972), (68, 1234765), (70, 1199486), (85, 987812), (119, 705580), (140, 599743), (170, 493906), (238, 352790), (340, 246953), (476, 176395), (595, 141116), (1190, 70558), (2380, 35279)]