2821007360

素因数分解:

$2^{11}\times 5^1\times {\mathrm{275489}}^1$

素因数の和:275516

約数の個数: 48

約数和(自身を含む): 6768789300

約数和(自身を除く): 3947781940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 275489, 550978, 1101956, 1377445, 2203912, 2754890, 4407824, 5509780, 8815648, 11019560, 17631296, 22039120, 35262592, 44078240, 70525184, 88156480, 141050368, 176312960, 282100736, 352625920, 564201472, 705251840, 1410503680, 2821007360]

約数ペア:

[(1, 2821007360), (2, 1410503680), (4, 705251840), (5, 564201472), (8, 352625920), (10, 282100736), (16, 176312960), (20, 141050368), (32, 88156480), (40, 70525184), (64, 44078240), (80, 35262592), (128, 22039120), (160, 17631296), (256, 11019560), (320, 8815648), (512, 5509780), (640, 4407824), (1024, 2754890), (1280, 2203912), (2048, 1377445), (2560, 1101956), (5120, 550978), (10240, 275489)]