40208868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{421}}^1$

素因数の和:817

約数の個数: 72

約数和(自身を含む): 116742080

約数和(自身を除く): 76533212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 379, 421, 758, 842, 1137, 1263, 1516, 1684, 2274, 2526, 2653, 2947, 3411, 3789, 4548, 5052, 5306, 5894, 6822, 7578, 7959, 8841, 10612, 11788, 13644, 15156, 15918, 17682, 23877, 26523, 31836, 35364, 47754, 53046, 95508, 106092, 159559, 319118, 478677, 638236, 957354, 1116913, 1436031, 1914708, 2233826, 2872062, 3350739, 4467652, 5744124, 6701478, 10052217, 13402956, 20104434, 40208868]

約数ペア:

[(1, 40208868), (2, 20104434), (3, 13402956), (4, 10052217), (6, 6701478), (7, 5744124), (9, 4467652), (12, 3350739), (14, 2872062), (18, 2233826), (21, 1914708), (28, 1436031), (36, 1116913), (42, 957354), (63, 638236), (84, 478677), (126, 319118), (252, 159559), (379, 106092), (421, 95508), (758, 53046), (842, 47754), (1137, 35364), (1263, 31836), (1516, 26523), (1684, 23877), (2274, 17682), (2526, 15918), (2653, 15156), (2947, 13644), (3411, 11788), (3789, 10612), (4548, 8841), (5052, 7959), (5306, 7578), (5894, 6822)]