29870380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 65640960

約数和(自身を除く): 35770580

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 739, 860, 940, 1478, 2021, 2956, 3695, 4042, 7390, 8084, 10105, 14780, 20210, 31777, 34733, 40420, 63554, 69466, 127108, 138932, 158885, 173665, 317770, 347330, 635540, 694660, 1493519, 2987038, 5974076, 7467595, 14935190, 29870380]

約数ペア:

[(1, 29870380), (2, 14935190), (4, 7467595), (5, 5974076), (10, 2987038), (20, 1493519), (43, 694660), (47, 635540), (86, 347330), (94, 317770), (172, 173665), (188, 158885), (215, 138932), (235, 127108), (430, 69466), (470, 63554), (739, 40420), (860, 34733), (940, 31777), (1478, 20210), (2021, 14780), (2956, 10105), (3695, 8084), (4042, 7390)]