126398020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7109}}^1$

素因数の和:7252

約数の個数: 48

約数和(自身を含む): 305786880

約数和(自身を除く): 179388860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 7109, 8890, 14218, 17780, 28436, 35545, 49763, 71090, 99526, 142180, 199052, 248815, 497630, 902843, 995260, 1805686, 3611372, 4514215, 6319901, 9028430, 12639802, 18056860, 25279604, 31599505, 63199010, 126398020]

約数ペア:

[(1, 126398020), (2, 63199010), (4, 31599505), (5, 25279604), (7, 18056860), (10, 12639802), (14, 9028430), (20, 6319901), (28, 4514215), (35, 3611372), (70, 1805686), (127, 995260), (140, 902843), (254, 497630), (508, 248815), (635, 199052), (889, 142180), (1270, 99526), (1778, 71090), (2540, 49763), (3556, 35545), (4445, 28436), (7109, 17780), (8890, 14218)]