16391740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1303}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 37461312

約数和(自身を除く): 21069572

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 1303, 2516, 2606, 3145, 5212, 6290, 6515, 12580, 13030, 22151, 26060, 44302, 48211, 88604, 96422, 110755, 192844, 221510, 241055, 443020, 482110, 819587, 964220, 1639174, 3278348, 4097935, 8195870, 16391740]

約数ペア:

[(1, 16391740), (2, 8195870), (4, 4097935), (5, 3278348), (10, 1639174), (17, 964220), (20, 819587), (34, 482110), (37, 443020), (68, 241055), (74, 221510), (85, 192844), (148, 110755), (170, 96422), (185, 88604), (340, 48211), (370, 44302), (629, 26060), (740, 22151), (1258, 13030), (1303, 12580), (2516, 6515), (2606, 6290), (3145, 5212)]