39999456

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{19841}}^1$

素因数の和:19864

約数の個数: 72

約数和(自身を含む): 130004784

約数和(自身を除く): 90005328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 19841, 39682, 59523, 79364, 119046, 138887, 158728, 178569, 238092, 277774, 317456, 357138, 416661, 476184, 555548, 634912, 714276, 833322, 952368, 1111096, 1249983, 1428552, 1666644, 1904736, 2222192, 2499966, 2857104, 3333288, 4444384, 4999932, 5714208, 6666576, 9999864, 13333152, 19999728, 39999456]

約数ペア:

[(1, 39999456), (2, 19999728), (3, 13333152), (4, 9999864), (6, 6666576), (7, 5714208), (8, 4999932), (9, 4444384), (12, 3333288), (14, 2857104), (16, 2499966), (18, 2222192), (21, 1904736), (24, 1666644), (28, 1428552), (32, 1249983), (36, 1111096), (42, 952368), (48, 833322), (56, 714276), (63, 634912), (72, 555548), (84, 476184), (96, 416661), (112, 357138), (126, 317456), (144, 277774), (168, 238092), (224, 178569), (252, 158728), (288, 138887), (336, 119046), (504, 79364), (672, 59523), (1008, 39682), (2016, 19841)]