1455440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 4071168

約数和(自身を除く): 2615728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 113, 115, 140, 161, 184, 226, 230, 280, 322, 368, 452, 460, 560, 565, 644, 791, 805, 904, 920, 1130, 1288, 1582, 1610, 1808, 1840, 2260, 2576, 2599, 3164, 3220, 3955, 4520, 5198, 6328, 6440, 7910, 9040, 10396, 12656, 12880, 12995, 15820, 18193, 20792, 25990, 31640, 36386, 41584, 51980, 63280, 72772, 90965, 103960, 145544, 181930, 207920, 291088, 363860, 727720, 1455440]

約数ペア:

[(1, 1455440), (2, 727720), (4, 363860), (5, 291088), (7, 207920), (8, 181930), (10, 145544), (14, 103960), (16, 90965), (20, 72772), (23, 63280), (28, 51980), (35, 41584), (40, 36386), (46, 31640), (56, 25990), (70, 20792), (80, 18193), (92, 15820), (112, 12995), (113, 12880), (115, 12656), (140, 10396), (161, 9040), (184, 7910), (226, 6440), (230, 6328), (280, 5198), (322, 4520), (368, 3955), (452, 3220), (460, 3164), (560, 2599), (565, 2576), (644, 2260), (791, 1840), (805, 1808), (904, 1610), (920, 1582), (1130, 1288)]