1407915040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{179581}}^1$

素因数の和:179610

約数の個数: 72

約数和(自身を含む): 3869273772

約数和(自身を除く): 2461358732

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 179581, 359162, 718324, 897905, 1257067, 1436648, 1795810, 2514134, 2873296, 3591620, 5028268, 5746592, 6285335, 7183240, 8799469, 10056536, 12570670, 14366480, 17598938, 20113072, 25141340, 28732960, 35197876, 40226144, 43997345, 50282680, 70395752, 87994690, 100565360, 140791504, 175989380, 201130720, 281583008, 351978760, 703957520, 1407915040]

約数ペア:

[(1, 1407915040), (2, 703957520), (4, 351978760), (5, 281583008), (7, 201130720), (8, 175989380), (10, 140791504), (14, 100565360), (16, 87994690), (20, 70395752), (28, 50282680), (32, 43997345), (35, 40226144), (40, 35197876), (49, 28732960), (56, 25141340), (70, 20113072), (80, 17598938), (98, 14366480), (112, 12570670), (140, 10056536), (160, 8799469), (196, 7183240), (224, 6285335), (245, 5746592), (280, 5028268), (392, 3591620), (490, 2873296), (560, 2514134), (784, 1795810), (980, 1436648), (1120, 1257067), (1568, 897905), (1960, 718324), (3920, 359162), (7840, 179581)]