40701640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2383}}^1$

素因数の和:2462

約数の個数: 64

約数和(自身を含む): 106421760

約数和(自身を除く): 65720120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2383, 2440, 3416, 4270, 4766, 8540, 9532, 11915, 16681, 17080, 19064, 23830, 33362, 47660, 66724, 83405, 95320, 133448, 145363, 166810, 290726, 333620, 581452, 667240, 726815, 1017541, 1162904, 1453630, 2035082, 2907260, 4070164, 5087705, 5814520, 8140328, 10175410, 20350820, 40701640]

約数ペア:

[(1, 40701640), (2, 20350820), (4, 10175410), (5, 8140328), (7, 5814520), (8, 5087705), (10, 4070164), (14, 2907260), (20, 2035082), (28, 1453630), (35, 1162904), (40, 1017541), (56, 726815), (61, 667240), (70, 581452), (122, 333620), (140, 290726), (244, 166810), (280, 145363), (305, 133448), (427, 95320), (488, 83405), (610, 66724), (854, 47660), (1220, 33362), (1708, 23830), (2135, 19064), (2383, 17080), (2440, 16681), (3416, 11915), (4270, 9532), (4766, 8540)]