40979120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{433}}^1$

素因数の和:479

約数の個数: 120

約数和(自身を含む): 118179936

約数和(自身を除く): 77200816

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 182, 208, 260, 280, 338, 364, 433, 455, 520, 560, 676, 728, 845, 866, 910, 1040, 1183, 1352, 1456, 1690, 1732, 1820, 2165, 2366, 2704, 3031, 3380, 3464, 3640, 4330, 4732, 5629, 5915, 6062, 6760, 6928, 7280, 8660, 9464, 11258, 11830, 12124, 13520, 15155, 17320, 18928, 22516, 23660, 24248, 28145, 30310, 34640, 39403, 45032, 47320, 48496, 56290, 60620, 73177, 78806, 90064, 94640, 112580, 121240, 146354, 157612, 197015, 225160, 242480, 292708, 315224, 365885, 394030, 450320, 512239, 585416, 630448, 731770, 788060, 1024478, 1170832, 1463540, 1576120, 2048956, 2561195, 2927080, 3152240, 4097912, 5122390, 5854160, 8195824, 10244780, 20489560, 40979120]

約数ペア:

[(1, 40979120), (2, 20489560), (4, 10244780), (5, 8195824), (7, 5854160), (8, 5122390), (10, 4097912), (13, 3152240), (14, 2927080), (16, 2561195), (20, 2048956), (26, 1576120), (28, 1463540), (35, 1170832), (40, 1024478), (52, 788060), (56, 731770), (65, 630448), (70, 585416), (80, 512239), (91, 450320), (104, 394030), (112, 365885), (130, 315224), (140, 292708), (169, 242480), (182, 225160), (208, 197015), (260, 157612), (280, 146354), (338, 121240), (364, 112580), (433, 94640), (455, 90064), (520, 78806), (560, 73177), (676, 60620), (728, 56290), (845, 48496), (866, 47320), (910, 45032), (1040, 39403), (1183, 34640), (1352, 30310), (1456, 28145), (1690, 24248), (1732, 23660), (1820, 22516), (2165, 18928), (2366, 17320), (2704, 15155), (3031, 13520), (3380, 12124), (3464, 11830), (3640, 11258), (4330, 9464), (4732, 8660), (5629, 7280), (5915, 6928), (6062, 6760)]