208089680

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{55343}}^1$

素因数の和:55403

約数の個数: 40

約数和(自身を含む): 494111232

約数和(自身を除く): 286021552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 55343, 110686, 221372, 276715, 442744, 553430, 885488, 1106860, 2213720, 2601121, 4427440, 5202242, 10404484, 13005605, 20808968, 26011210, 41617936, 52022420, 104044840, 208089680]

約数ペア:

[(1, 208089680), (2, 104044840), (4, 52022420), (5, 41617936), (8, 26011210), (10, 20808968), (16, 13005605), (20, 10404484), (40, 5202242), (47, 4427440), (80, 2601121), (94, 2213720), (188, 1106860), (235, 885488), (376, 553430), (470, 442744), (752, 276715), (940, 221372), (1880, 110686), (3760, 55343)]