218407540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{36523}}^1$

素因数の和:36568

約数の個数: 48

約数和(自身を含む): 515426688

約数和(自身を除く): 297019148

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 36523, 73046, 146092, 182615, 365230, 474799, 730460, 840029, 949598, 1680058, 1899196, 2373995, 3360116, 4200145, 4747990, 8400290, 9495980, 10920377, 16800580, 21840754, 43681508, 54601885, 109203770, 218407540]

約数ペア:

[(1, 218407540), (2, 109203770), (4, 54601885), (5, 43681508), (10, 21840754), (13, 16800580), (20, 10920377), (23, 9495980), (26, 8400290), (46, 4747990), (52, 4200145), (65, 3360116), (92, 2373995), (115, 1899196), (130, 1680058), (230, 949598), (260, 840029), (299, 730460), (460, 474799), (598, 365230), (1196, 182615), (1495, 146092), (2990, 73046), (5980, 36523)]