39985428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28001}}^1$

素因数の和:28032

約数の個数: 48

約数和(自身を含む): 112904064

約数和(自身を除く): 72918636

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 28001, 56002, 84003, 112004, 168006, 196007, 336012, 392014, 476017, 588021, 784028, 952034, 1176042, 1428051, 1904068, 2352084, 2856102, 3332119, 5712204, 6664238, 9996357, 13328476, 19992714, 39985428]

約数ペア:

[(1, 39985428), (2, 19992714), (3, 13328476), (4, 9996357), (6, 6664238), (7, 5712204), (12, 3332119), (14, 2856102), (17, 2352084), (21, 1904068), (28, 1428051), (34, 1176042), (42, 952034), (51, 784028), (68, 588021), (84, 476017), (102, 392014), (119, 336012), (204, 196007), (238, 168006), (357, 112004), (476, 84003), (714, 56002), (1428, 28001)]