17663240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{317}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 45792000

約数和(自身を除く): 28128760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 199, 280, 317, 398, 634, 796, 995, 1268, 1393, 1585, 1592, 1990, 2219, 2536, 2786, 3170, 3980, 4438, 5572, 6340, 6965, 7960, 8876, 11095, 11144, 12680, 13930, 17752, 22190, 27860, 44380, 55720, 63083, 88760, 126166, 252332, 315415, 441581, 504664, 630830, 883162, 1261660, 1766324, 2207905, 2523320, 3532648, 4415810, 8831620, 17663240]

約数ペア:

[(1, 17663240), (2, 8831620), (4, 4415810), (5, 3532648), (7, 2523320), (8, 2207905), (10, 1766324), (14, 1261660), (20, 883162), (28, 630830), (35, 504664), (40, 441581), (56, 315415), (70, 252332), (140, 126166), (199, 88760), (280, 63083), (317, 55720), (398, 44380), (634, 27860), (796, 22190), (995, 17752), (1268, 13930), (1393, 12680), (1585, 11144), (1592, 11095), (1990, 8876), (2219, 7960), (2536, 6965), (2786, 6340), (3170, 5572), (3980, 4438)]