4090240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:120

約数の個数: 128

約数和(自身を含む): 12337920

約数和(自身を除く): 8247680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 83, 88, 110, 112, 128, 140, 154, 160, 166, 176, 220, 224, 280, 308, 320, 332, 352, 385, 415, 440, 448, 560, 581, 616, 640, 664, 704, 770, 830, 880, 896, 913, 1120, 1162, 1232, 1328, 1408, 1540, 1660, 1760, 1826, 2240, 2324, 2464, 2656, 2905, 3080, 3320, 3520, 3652, 4480, 4565, 4648, 4928, 5312, 5810, 6160, 6391, 6640, 7040, 7304, 9130, 9296, 9856, 10624, 11620, 12320, 12782, 13280, 14608, 18260, 18592, 23240, 24640, 25564, 26560, 29216, 31955, 36520, 37184, 46480, 49280, 51128, 53120, 58432, 63910, 73040, 74368, 92960, 102256, 116864, 127820, 146080, 185920, 204512, 255640, 292160, 371840, 409024, 511280, 584320, 818048, 1022560, 2045120, 4090240]

約数ペア:

[(1, 4090240), (2, 2045120), (4, 1022560), (5, 818048), (7, 584320), (8, 511280), (10, 409024), (11, 371840), (14, 292160), (16, 255640), (20, 204512), (22, 185920), (28, 146080), (32, 127820), (35, 116864), (40, 102256), (44, 92960), (55, 74368), (56, 73040), (64, 63910), (70, 58432), (77, 53120), (80, 51128), (83, 49280), (88, 46480), (110, 37184), (112, 36520), (128, 31955), (140, 29216), (154, 26560), (160, 25564), (166, 24640), (176, 23240), (220, 18592), (224, 18260), (280, 14608), (308, 13280), (320, 12782), (332, 12320), (352, 11620), (385, 10624), (415, 9856), (440, 9296), (448, 9130), (560, 7304), (581, 7040), (616, 6640), (640, 6391), (664, 6160), (704, 5810), (770, 5312), (830, 4928), (880, 4648), (896, 4565), (913, 4480), (1120, 3652), (1162, 3520), (1232, 3320), (1328, 3080), (1408, 2905), (1540, 2656), (1660, 2464), (1760, 2324), (1826, 2240)]