30652120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 71850240

約数和(自身を除く): 41198120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 71, 86, 142, 172, 215, 251, 284, 344, 355, 430, 502, 568, 710, 860, 1004, 1255, 1420, 1720, 2008, 2510, 2840, 3053, 5020, 6106, 10040, 10793, 12212, 15265, 17821, 21586, 24424, 30530, 35642, 43172, 53965, 61060, 71284, 86344, 89105, 107930, 122120, 142568, 178210, 215860, 356420, 431720, 712840, 766303, 1532606, 3065212, 3831515, 6130424, 7663030, 15326060, 30652120]

約数ペア:

[(1, 30652120), (2, 15326060), (4, 7663030), (5, 6130424), (8, 3831515), (10, 3065212), (20, 1532606), (40, 766303), (43, 712840), (71, 431720), (86, 356420), (142, 215860), (172, 178210), (215, 142568), (251, 122120), (284, 107930), (344, 89105), (355, 86344), (430, 71284), (502, 61060), (568, 53965), (710, 43172), (860, 35642), (1004, 30530), (1255, 24424), (1420, 21586), (1720, 17821), (2008, 15265), (2510, 12212), (2840, 10793), (3053, 10040), (5020, 6106)]