40070240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:317

約数の個数: 144

約数和(自身を含む): 116348400

約数和(自身を除く): 76278160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 269, 280, 304, 380, 392, 490, 532, 538, 560, 608, 665, 760, 784, 931, 980, 1064, 1076, 1120, 1330, 1345, 1520, 1568, 1862, 1883, 1960, 2128, 2152, 2660, 2690, 3040, 3724, 3766, 3920, 4256, 4304, 4655, 5111, 5320, 5380, 7448, 7532, 7840, 8608, 9310, 9415, 10222, 10640, 10760, 13181, 14896, 15064, 18620, 18830, 20444, 21280, 21520, 25555, 26362, 29792, 30128, 35777, 37240, 37660, 40888, 43040, 51110, 52724, 60256, 65905, 71554, 74480, 75320, 81776, 102220, 105448, 131810, 143108, 148960, 150640, 163552, 178885, 204440, 210896, 250439, 263620, 286216, 301280, 357770, 408880, 421792, 500878, 527240, 572432, 715540, 817760, 1001756, 1054480, 1144864, 1252195, 1431080, 2003512, 2108960, 2504390, 2862160, 4007024, 5008780, 5724320, 8014048, 10017560, 20035120, 40070240]

約数ペア:

[(1, 40070240), (2, 20035120), (4, 10017560), (5, 8014048), (7, 5724320), (8, 5008780), (10, 4007024), (14, 2862160), (16, 2504390), (19, 2108960), (20, 2003512), (28, 1431080), (32, 1252195), (35, 1144864), (38, 1054480), (40, 1001756), (49, 817760), (56, 715540), (70, 572432), (76, 527240), (80, 500878), (95, 421792), (98, 408880), (112, 357770), (133, 301280), (140, 286216), (152, 263620), (160, 250439), (190, 210896), (196, 204440), (224, 178885), (245, 163552), (266, 150640), (269, 148960), (280, 143108), (304, 131810), (380, 105448), (392, 102220), (490, 81776), (532, 75320), (538, 74480), (560, 71554), (608, 65905), (665, 60256), (760, 52724), (784, 51110), (931, 43040), (980, 40888), (1064, 37660), (1076, 37240), (1120, 35777), (1330, 30128), (1345, 29792), (1520, 26362), (1568, 25555), (1862, 21520), (1883, 21280), (1960, 20444), (2128, 18830), (2152, 18620), (2660, 15064), (2690, 14896), (3040, 13181), (3724, 10760), (3766, 10640), (3920, 10222), (4256, 9415), (4304, 9310), (4655, 8608), (5111, 7840), (5320, 7532), (5380, 7448)]