31979660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3659}}^1$

素因数の和:3710

約数の個数: 48

約数和(自身を含む): 73785600

約数和(自身を除く): 41805940

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 3659, 4370, 7318, 8740, 14636, 18295, 36590, 69521, 73180, 84157, 139042, 168314, 278084, 336628, 347605, 420785, 695210, 841570, 1390420, 1598983, 1683140, 3197966, 6395932, 7994915, 15989830, 31979660]

約数ペア:

[(1, 31979660), (2, 15989830), (4, 7994915), (5, 6395932), (10, 3197966), (19, 1683140), (20, 1598983), (23, 1390420), (38, 841570), (46, 695210), (76, 420785), (92, 347605), (95, 336628), (115, 278084), (190, 168314), (230, 139042), (380, 84157), (437, 73180), (460, 69521), (874, 36590), (1748, 18295), (2185, 14636), (3659, 8740), (4370, 7318)]