40299008

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{2539}}^1$

素因数の和:2588

約数の個数: 40

約数和(自身を含む): 83149440

約数和(自身を除く): 42850432

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 2539, 3968, 5078, 7936, 10156, 15872, 20312, 40624, 78709, 81248, 157418, 162496, 314836, 324992, 629672, 649984, 1259344, 1299968, 2518688, 5037376, 10074752, 20149504, 40299008]

約数ペア:

[(1, 40299008), (2, 20149504), (4, 10074752), (8, 5037376), (16, 2518688), (31, 1299968), (32, 1259344), (62, 649984), (64, 629672), (124, 324992), (128, 314836), (248, 162496), (256, 157418), (496, 81248), (512, 78709), (992, 40624), (1984, 20312), (2539, 15872), (3968, 10156), (5078, 7936)]