30879968

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4447}}^1$

素因数の和:4495

約数の個数: 48

約数和(自身を含む): 71737344

約数和(自身を除く): 40857376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 4447, 6944, 8894, 17788, 31129, 35576, 62258, 71152, 124516, 137857, 142304, 249032, 275714, 498064, 551428, 964999, 996128, 1102856, 1929998, 2205712, 3859996, 4411424, 7719992, 15439984, 30879968]

約数ペア:

[(1, 30879968), (2, 15439984), (4, 7719992), (7, 4411424), (8, 3859996), (14, 2205712), (16, 1929998), (28, 1102856), (31, 996128), (32, 964999), (56, 551428), (62, 498064), (112, 275714), (124, 249032), (217, 142304), (224, 137857), (248, 124516), (434, 71152), (496, 62258), (868, 35576), (992, 31129), (1736, 17788), (3472, 8894), (4447, 6944)]