30271180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2153}}^1$

素因数の和:2218

約数の個数: 48

約数和(自身を含む): 68755680

約数和(自身を除く): 38484500

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2153, 2812, 3515, 4306, 7030, 8612, 10765, 14060, 21530, 40907, 43060, 79661, 81814, 159322, 163628, 204535, 318644, 398305, 409070, 796610, 818140, 1513559, 1593220, 3027118, 6054236, 7567795, 15135590, 30271180]

約数ペア:

[(1, 30271180), (2, 15135590), (4, 7567795), (5, 6054236), (10, 3027118), (19, 1593220), (20, 1513559), (37, 818140), (38, 796610), (74, 409070), (76, 398305), (95, 318644), (148, 204535), (185, 163628), (190, 159322), (370, 81814), (380, 79661), (703, 43060), (740, 40907), (1406, 21530), (2153, 14060), (2812, 10765), (3515, 8612), (4306, 7030)]