40149956

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2137}}^1$

素因数の和:2220

約数の個数: 48

約数和(自身を含む): 89077632

約数和(自身を除く): 48927676

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 61, 77, 122, 154, 244, 308, 427, 671, 854, 1342, 1708, 2137, 2684, 4274, 4697, 8548, 9394, 14959, 18788, 23507, 29918, 47014, 59836, 94028, 130357, 164549, 260714, 329098, 521428, 658196, 912499, 1433927, 1824998, 2867854, 3649996, 5735708, 10037489, 20074978, 40149956]

約数ペア:

[(1, 40149956), (2, 20074978), (4, 10037489), (7, 5735708), (11, 3649996), (14, 2867854), (22, 1824998), (28, 1433927), (44, 912499), (61, 658196), (77, 521428), (122, 329098), (154, 260714), (244, 164549), (308, 130357), (427, 94028), (671, 59836), (854, 47014), (1342, 29918), (1708, 23507), (2137, 18788), (2684, 14959), (4274, 9394), (4697, 8548)]