16797480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19997}}^1$

素因数の和:20018

約数の個数: 64

約数和(自身を含む): 57594240

約数和(自身を除く): 40796760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 19997, 39994, 59991, 79988, 99985, 119982, 139979, 159976, 199970, 239964, 279958, 299955, 399940, 419937, 479928, 559916, 599910, 699895, 799880, 839874, 1119832, 1199820, 1399790, 1679748, 2099685, 2399640, 2799580, 3359496, 4199370, 5599160, 8398740, 16797480]

約数ペア:

[(1, 16797480), (2, 8398740), (3, 5599160), (4, 4199370), (5, 3359496), (6, 2799580), (7, 2399640), (8, 2099685), (10, 1679748), (12, 1399790), (14, 1199820), (15, 1119832), (20, 839874), (21, 799880), (24, 699895), (28, 599910), (30, 559916), (35, 479928), (40, 419937), (42, 399940), (56, 299955), (60, 279958), (70, 239964), (84, 199970), (105, 159976), (120, 139979), (140, 119982), (168, 99985), (210, 79988), (280, 59991), (420, 39994), (840, 19997)]