19492060240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1579}}^1\times {\mathrm{6709}}^1$

素因数の和:8324

約数の個数: 80

約数和(自身を含む): 47326435200

約数和(自身を除く): 27834374960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1579, 1840, 3158, 6316, 6709, 7895, 12632, 13418, 15790, 25264, 26836, 31580, 33545, 36317, 53672, 63160, 67090, 72634, 107344, 126320, 134180, 145268, 154307, 181585, 268360, 290536, 308614, 363170, 536720, 581072, 617228, 726340, 771535, 1234456, 1452680, 1543070, 2468912, 2905360, 3086140, 6172280, 10593511, 12344560, 21187022, 42374044, 52967555, 84748088, 105935110, 169496176, 211870220, 243650753, 423740440, 487301506, 847480880, 974603012, 1218253765, 1949206024, 2436507530, 3898412048, 4873015060, 9746030120, 19492060240]

約数ペア:

[(1, 19492060240), (2, 9746030120), (4, 4873015060), (5, 3898412048), (8, 2436507530), (10, 1949206024), (16, 1218253765), (20, 974603012), (23, 847480880), (40, 487301506), (46, 423740440), (80, 243650753), (92, 211870220), (115, 169496176), (184, 105935110), (230, 84748088), (368, 52967555), (460, 42374044), (920, 21187022), (1579, 12344560), (1840, 10593511), (3158, 6172280), (6316, 3086140), (6709, 2905360), (7895, 2468912), (12632, 1543070), (13418, 1452680), (15790, 1234456), (25264, 771535), (26836, 726340), (31580, 617228), (33545, 581072), (36317, 536720), (53672, 363170), (63160, 308614), (67090, 290536), (72634, 268360), (107344, 181585), (126320, 154307), (134180, 145268)]