2040528028

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31699}}^1$

素因数の和:31751

約数の個数: 72

約数和(自身を含む): 4722032000

約数和(自身を除く): 2681503972

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 121, 133, 154, 209, 242, 266, 308, 418, 484, 532, 836, 847, 1463, 1694, 2299, 2926, 3388, 4598, 5852, 9196, 16093, 31699, 32186, 63398, 64372, 126796, 221893, 348689, 443786, 602281, 697378, 887572, 1204562, 1394756, 2409124, 2440823, 3835579, 4215967, 4881646, 6625091, 7671158, 8431934, 9763292, 13250182, 15342316, 16863868, 26500364, 26849053, 46375637, 53698106, 72876001, 92751274, 107396212, 145752002, 185502548, 291504004, 510132007, 1020264014, 2040528028]

約数ペア:

[(1, 2040528028), (2, 1020264014), (4, 510132007), (7, 291504004), (11, 185502548), (14, 145752002), (19, 107396212), (22, 92751274), (28, 72876001), (38, 53698106), (44, 46375637), (76, 26849053), (77, 26500364), (121, 16863868), (133, 15342316), (154, 13250182), (209, 9763292), (242, 8431934), (266, 7671158), (308, 6625091), (418, 4881646), (484, 4215967), (532, 3835579), (836, 2440823), (847, 2409124), (1463, 1394756), (1694, 1204562), (2299, 887572), (2926, 697378), (3388, 602281), (4598, 443786), (5852, 348689), (9196, 221893), (16093, 126796), (31699, 64372), (32186, 63398)]