40088020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 101122560

約数和(自身を除く): 61034540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 71, 74, 109, 140, 142, 148, 185, 218, 259, 284, 355, 370, 436, 497, 518, 545, 710, 740, 763, 994, 1036, 1090, 1295, 1420, 1526, 1988, 2180, 2485, 2590, 2627, 3052, 3815, 4033, 4970, 5180, 5254, 7630, 7739, 8066, 9940, 10508, 13135, 15260, 15478, 16132, 18389, 20165, 26270, 28231, 30956, 36778, 38695, 40330, 52540, 54173, 56462, 73556, 77390, 80660, 91945, 108346, 112924, 141155, 154780, 183890, 216692, 270865, 282310, 286343, 367780, 541730, 564620, 572686, 1083460, 1145372, 1431715, 2004401, 2863430, 4008802, 5726860, 8017604, 10022005, 20044010, 40088020]

約数ペア:

[(1, 40088020), (2, 20044010), (4, 10022005), (5, 8017604), (7, 5726860), (10, 4008802), (14, 2863430), (20, 2004401), (28, 1431715), (35, 1145372), (37, 1083460), (70, 572686), (71, 564620), (74, 541730), (109, 367780), (140, 286343), (142, 282310), (148, 270865), (185, 216692), (218, 183890), (259, 154780), (284, 141155), (355, 112924), (370, 108346), (436, 91945), (497, 80660), (518, 77390), (545, 73556), (710, 56462), (740, 54173), (763, 52540), (994, 40330), (1036, 38695), (1090, 36778), (1295, 30956), (1420, 28231), (1526, 26270), (1988, 20165), (2180, 18389), (2485, 16132), (2590, 15478), (2627, 15260), (3052, 13135), (3815, 10508), (4033, 9940), (4970, 8066), (5180, 7739), (5254, 7630)]