17880803620

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1\times {\mathrm{12829}}^1$

素因数の和:13372

約数の個数: 48

約数和(自身を含む): 37840904640

約数和(自身を除く): 19960101020

約数列:

[1, 2, 4, 5, 10, 20, 227, 307, 454, 614, 908, 1135, 1228, 1535, 2270, 3070, 4540, 6140, 12829, 25658, 51316, 64145, 69689, 128290, 139378, 256580, 278756, 348445, 696890, 1393780, 2912183, 3938503, 5824366, 7877006, 11648732, 14560915, 15754012, 19692515, 29121830, 39385030, 58243660, 78770060, 894040181, 1788080362, 3576160724, 4470200905, 8940401810, 17880803620]

約数ペア:

[(1, 17880803620), (2, 8940401810), (4, 4470200905), (5, 3576160724), (10, 1788080362), (20, 894040181), (227, 78770060), (307, 58243660), (454, 39385030), (614, 29121830), (908, 19692515), (1135, 15754012), (1228, 14560915), (1535, 11648732), (2270, 7877006), (3070, 5824366), (4540, 3938503), (6140, 2912183), (12829, 1393780), (25658, 696890), (51316, 348445), (64145, 278756), (69689, 256580), (128290, 139378)]