1980032

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 4080000

約数和(自身を除く): 2099968

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 499, 992, 998, 1984, 1996, 3968, 3992, 7984, 15469, 15968, 30938, 31936, 61876, 63872, 123752, 247504, 495008, 990016, 1980032]

約数ペア:

[(1, 1980032), (2, 990016), (4, 495008), (8, 247504), (16, 123752), (31, 63872), (32, 61876), (62, 31936), (64, 30938), (124, 15968), (128, 15469), (248, 7984), (496, 3992), (499, 3968), (992, 1996), (998, 1984)]