1990355472

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{1974559}}^1$

素因数の和:1974580

約数の個数: 60

約数和(自身を含む): 6365981440

約数和(自身を除く): 4375625968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 1974559, 3949118, 5923677, 7898236, 11847354, 13821913, 15796472, 17771031, 23694708, 27643826, 31592944, 35542062, 41465739, 47389416, 55287652, 71084124, 82931478, 94778832, 110575304, 124397217, 142168248, 165862956, 221150608, 248794434, 284336496, 331725912, 497588868, 663451824, 995177736, 1990355472]

約数ペア:

[(1, 1990355472), (2, 995177736), (3, 663451824), (4, 497588868), (6, 331725912), (7, 284336496), (8, 248794434), (9, 221150608), (12, 165862956), (14, 142168248), (16, 124397217), (18, 110575304), (21, 94778832), (24, 82931478), (28, 71084124), (36, 55287652), (42, 47389416), (48, 41465739), (56, 35542062), (63, 31592944), (72, 27643826), (84, 23694708), (112, 17771031), (126, 15796472), (144, 13821913), (168, 11847354), (252, 7898236), (336, 5923677), (504, 3949118), (1008, 1974559)]