3632980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 8361360

約数和(自身を除く): 4728380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 157, 178, 260, 314, 356, 445, 628, 785, 890, 1157, 1570, 1780, 2041, 2314, 3140, 4082, 4628, 5785, 8164, 10205, 11570, 13973, 20410, 23140, 27946, 40820, 55892, 69865, 139730, 181649, 279460, 363298, 726596, 908245, 1816490, 3632980]

約数ペア:

[(1, 3632980), (2, 1816490), (4, 908245), (5, 726596), (10, 363298), (13, 279460), (20, 181649), (26, 139730), (52, 69865), (65, 55892), (89, 40820), (130, 27946), (157, 23140), (178, 20410), (260, 13973), (314, 11570), (356, 10205), (445, 8164), (628, 5785), (785, 4628), (890, 4082), (1157, 3140), (1570, 2314), (1780, 2041)]