2017442720

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{307537}}^1$

素因数の和:307593

約数の個数: 48

約数和(自身を含む): 4882473288

約数和(自身を除く): 2865030568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 307537, 615074, 1230148, 1537685, 2460296, 3075370, 4920592, 6150740, 9841184, 12301480, 12609017, 24602960, 25218034, 49205920, 50436068, 63045085, 100872136, 126090170, 201744272, 252180340, 403488544, 504360680, 1008721360, 2017442720]

約数ペア:

[(1, 2017442720), (2, 1008721360), (4, 504360680), (5, 403488544), (8, 252180340), (10, 201744272), (16, 126090170), (20, 100872136), (32, 63045085), (40, 50436068), (41, 49205920), (80, 25218034), (82, 24602960), (160, 12609017), (164, 12301480), (205, 9841184), (328, 6150740), (410, 4920592), (656, 3075370), (820, 2460296), (1312, 1537685), (1640, 1230148), (3280, 615074), (6560, 307537)]