20182977990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{4576639}}^1$

素因数の和:4576666

約数の個数: 72

約数和(自身を含む): 61043224320

約数和(自身を除く): 40860246330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 4576639, 9153278, 13729917, 22883195, 27459834, 32036473, 41189751, 45766390, 64072946, 68649585, 82379502, 96109419, 137299170, 160182365, 192218838, 205948755, 224255311, 288328257, 320364730, 411897510, 448510622, 480547095, 576656514, 672765933, 961094190, 1121276555, 1345531866, 1441641285, 2018297799, 2242553110, 2883282570, 3363829665, 4036595598, 6727659330, 10091488995, 20182977990]

約数ペア:

[(1, 20182977990), (2, 10091488995), (3, 6727659330), (5, 4036595598), (6, 3363829665), (7, 2883282570), (9, 2242553110), (10, 2018297799), (14, 1441641285), (15, 1345531866), (18, 1121276555), (21, 961094190), (30, 672765933), (35, 576656514), (42, 480547095), (45, 448510622), (49, 411897510), (63, 320364730), (70, 288328257), (90, 224255311), (98, 205948755), (105, 192218838), (126, 160182365), (147, 137299170), (210, 96109419), (245, 82379502), (294, 68649585), (315, 64072946), (441, 45766390), (490, 41189751), (630, 32036473), (735, 27459834), (882, 22883195), (1470, 13729917), (2205, 9153278), (4410, 4576639)]