16840180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3251}}^1$

素因数の和:3304

約数の個数: 48

約数和(自身を含む): 41521536

約数和(自身を除く): 24681356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 3251, 5180, 6502, 13004, 16255, 22757, 32510, 45514, 65020, 91028, 113785, 120287, 227570, 240574, 455140, 481148, 601435, 842009, 1202870, 1684018, 2405740, 3368036, 4210045, 8420090, 16840180]

約数ペア:

[(1, 16840180), (2, 8420090), (4, 4210045), (5, 3368036), (7, 2405740), (10, 1684018), (14, 1202870), (20, 842009), (28, 601435), (35, 481148), (37, 455140), (70, 240574), (74, 227570), (140, 120287), (148, 113785), (185, 91028), (259, 65020), (370, 45514), (518, 32510), (740, 22757), (1036, 16255), (1295, 13004), (2590, 6502), (3251, 5180)]