20233665860

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{761}}^1\times {\mathrm{2909}}^1$

素因数の和:4136

約数の個数: 48

約数和(自身を含む): 42654291120

約数和(自身を除く): 22420625260

約数列:

[1, 2, 4, 5, 10, 20, 457, 761, 914, 1522, 1828, 2285, 2909, 3044, 3805, 4570, 5818, 7610, 9140, 11636, 14545, 15220, 29090, 58180, 347777, 695554, 1329413, 1391108, 1738885, 2213749, 2658826, 3477770, 4427498, 5317652, 6647065, 6955540, 8854996, 11068745, 13294130, 22137490, 26588260, 44274980, 1011683293, 2023366586, 4046733172, 5058416465, 10116832930, 20233665860]

約数ペア:

[(1, 20233665860), (2, 10116832930), (4, 5058416465), (5, 4046733172), (10, 2023366586), (20, 1011683293), (457, 44274980), (761, 26588260), (914, 22137490), (1522, 13294130), (1828, 11068745), (2285, 8854996), (2909, 6955540), (3044, 6647065), (3805, 5317652), (4570, 4427498), (5818, 3477770), (7610, 2658826), (9140, 2213749), (11636, 1738885), (14545, 1391108), (15220, 1329413), (29090, 695554), (58180, 347777)]