16222640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 43925760

約数和(自身を除く): 27703120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 59, 70, 80, 112, 118, 140, 236, 280, 295, 413, 472, 491, 560, 590, 826, 944, 982, 1180, 1652, 1964, 2065, 2360, 2455, 3304, 3437, 3928, 4130, 4720, 4910, 6608, 6874, 7856, 8260, 9820, 13748, 16520, 17185, 19640, 27496, 28969, 33040, 34370, 39280, 54992, 57938, 68740, 115876, 137480, 144845, 202783, 231752, 274960, 289690, 405566, 463504, 579380, 811132, 1013915, 1158760, 1622264, 2027830, 2317520, 3244528, 4055660, 8111320, 16222640]

約数ペア:

[(1, 16222640), (2, 8111320), (4, 4055660), (5, 3244528), (7, 2317520), (8, 2027830), (10, 1622264), (14, 1158760), (16, 1013915), (20, 811132), (28, 579380), (35, 463504), (40, 405566), (56, 289690), (59, 274960), (70, 231752), (80, 202783), (112, 144845), (118, 137480), (140, 115876), (236, 68740), (280, 57938), (295, 54992), (413, 39280), (472, 34370), (491, 33040), (560, 28969), (590, 27496), (826, 19640), (944, 17185), (982, 16520), (1180, 13748), (1652, 9820), (1964, 8260), (2065, 7856), (2360, 6874), (2455, 6608), (3304, 4910), (3437, 4720), (3928, 4130)]