40253920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 109928448

約数和(自身を除く): 69674528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 127, 140, 160, 224, 254, 280, 283, 508, 560, 566, 635, 889, 1016, 1120, 1132, 1270, 1415, 1778, 1981, 2032, 2264, 2540, 2830, 3556, 3962, 4064, 4445, 4528, 5080, 5660, 7112, 7924, 8890, 9056, 9905, 10160, 11320, 14224, 15848, 17780, 19810, 20320, 22640, 28448, 31696, 35560, 35941, 39620, 45280, 63392, 71120, 71882, 79240, 142240, 143764, 158480, 179705, 251587, 287528, 316960, 359410, 503174, 575056, 718820, 1006348, 1150112, 1257935, 1437640, 2012696, 2515870, 2875280, 4025392, 5031740, 5750560, 8050784, 10063480, 20126960, 40253920]

約数ペア:

[(1, 40253920), (2, 20126960), (4, 10063480), (5, 8050784), (7, 5750560), (8, 5031740), (10, 4025392), (14, 2875280), (16, 2515870), (20, 2012696), (28, 1437640), (32, 1257935), (35, 1150112), (40, 1006348), (56, 718820), (70, 575056), (80, 503174), (112, 359410), (127, 316960), (140, 287528), (160, 251587), (224, 179705), (254, 158480), (280, 143764), (283, 142240), (508, 79240), (560, 71882), (566, 71120), (635, 63392), (889, 45280), (1016, 39620), (1120, 35941), (1132, 35560), (1270, 31696), (1415, 28448), (1778, 22640), (1981, 20320), (2032, 19810), (2264, 17780), (2540, 15848), (2830, 14224), (3556, 11320), (3962, 10160), (4064, 9905), (4445, 9056), (4528, 8890), (5080, 7924), (5660, 7112)]