39897480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47497}}^1$

素因数の和:47518

約数の個数: 64

約数和(自身を含む): 136794240

約数和(自身を除く): 96896760

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, 47497, 94994, 142491, 189988, 237485, 284982, 332479, 379976, 474970, 569964, 664958, 712455, 949940, 997437, 1139928, 1329916, 1424910, 1662395, 1899880, 1994874, 2659832, 2849820, 3324790, 3989748, 4987185, 5699640, 6649580, 7979496, 9974370, 13299160, 19948740, 39897480]

約数ペア:

[(1, 39897480), (2, 19948740), (3, 13299160), (4, 9974370), (5, 7979496), (6, 6649580), (7, 5699640), (8, 4987185), (10, 3989748), (12, 3324790), (14, 2849820), (15, 2659832), (20, 1994874), (21, 1899880), (24, 1662395), (28, 1424910), (30, 1329916), (35, 1139928), (40, 997437), (42, 949940), (56, 712455), (60, 664958), (70, 569964), (84, 474970), (105, 379976), (120, 332479), (140, 284982), (168, 237485), (210, 189988), (280, 142491), (420, 94994), (840, 47497)]