7838720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{1531}}^1$

素因数の和:1556

約数の個数: 44

約数和(自身を含む): 18816024

約数和(自身を除く): 10977304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1531, 2560, 3062, 5120, 6124, 7655, 12248, 15310, 24496, 30620, 48992, 61240, 97984, 122480, 195968, 244960, 391936, 489920, 783872, 979840, 1567744, 1959680, 3919360, 7838720]

約数ペア:

[(1, 7838720), (2, 3919360), (4, 1959680), (5, 1567744), (8, 979840), (10, 783872), (16, 489920), (20, 391936), (32, 244960), (40, 195968), (64, 122480), (80, 97984), (128, 61240), (160, 48992), (256, 30620), (320, 24496), (512, 15310), (640, 12248), (1024, 7655), (1280, 6124), (1531, 5120), (2560, 3062)]