401026720

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67741}}^1$

素因数の和:67793

約数の個数: 48

約数和(自身を含む): 973046088

約数和(自身を除く): 572019368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 67741, 135482, 270964, 338705, 541928, 677410, 1083856, 1354820, 2167712, 2506417, 2709640, 5012834, 5419280, 10025668, 10838560, 12532085, 20051336, 25064170, 40102672, 50128340, 80205344, 100256680, 200513360, 401026720]

約数ペア:

[(1, 401026720), (2, 200513360), (4, 100256680), (5, 80205344), (8, 50128340), (10, 40102672), (16, 25064170), (20, 20051336), (32, 12532085), (37, 10838560), (40, 10025668), (74, 5419280), (80, 5012834), (148, 2709640), (160, 2506417), (185, 2167712), (296, 1354820), (370, 1083856), (592, 677410), (740, 541928), (1184, 338705), (1480, 270964), (2960, 135482), (5920, 67741)]