40314880

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 100638720

約数和(自身を除く): 60323840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 248, 254, 256, 310, 320, 496, 508, 512, 620, 635, 640, 992, 1016, 1024, 1240, 1270, 1280, 1984, 2032, 2048, 2480, 2540, 2560, 3937, 3968, 4064, 4960, 5080, 5120, 7874, 7936, 8128, 9920, 10160, 10240, 15748, 15872, 16256, 19685, 19840, 20320, 31496, 31744, 32512, 39370, 39680, 40640, 62992, 63488, 65024, 78740, 79360, 81280, 125984, 130048, 157480, 158720, 162560, 251968, 260096, 314960, 317440, 325120, 503936, 629920, 650240, 1007872, 1259840, 1300480, 2015744, 2519680, 4031488, 5039360, 8062976, 10078720, 20157440, 40314880]

約数ペア:

[(1, 40314880), (2, 20157440), (4, 10078720), (5, 8062976), (8, 5039360), (10, 4031488), (16, 2519680), (20, 2015744), (31, 1300480), (32, 1259840), (40, 1007872), (62, 650240), (64, 629920), (80, 503936), (124, 325120), (127, 317440), (128, 314960), (155, 260096), (160, 251968), (248, 162560), (254, 158720), (256, 157480), (310, 130048), (320, 125984), (496, 81280), (508, 79360), (512, 78740), (620, 65024), (635, 63488), (640, 62992), (992, 40640), (1016, 39680), (1024, 39370), (1240, 32512), (1270, 31744), (1280, 31496), (1984, 20320), (2032, 19840), (2048, 19685), (2480, 16256), (2540, 15872), (2560, 15748), (3937, 10240), (3968, 10160), (4064, 9920), (4960, 8128), (5080, 7936), (5120, 7874)]