13951220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1109}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 31888080

約数和(自身を除く): 17936860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1109, 1258, 2218, 2516, 3145, 4436, 5545, 6290, 11090, 12580, 18853, 22180, 37706, 41033, 75412, 82066, 94265, 164132, 188530, 205165, 377060, 410330, 697561, 820660, 1395122, 2790244, 3487805, 6975610, 13951220]

約数ペア:

[(1, 13951220), (2, 6975610), (4, 3487805), (5, 2790244), (10, 1395122), (17, 820660), (20, 697561), (34, 410330), (37, 377060), (68, 205165), (74, 188530), (85, 164132), (148, 94265), (170, 82066), (185, 75412), (340, 41033), (370, 37706), (629, 22180), (740, 18853), (1109, 12580), (1258, 11090), (2218, 6290), (2516, 5545), (3145, 4436)]