1978103670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{640163}}^1$

素因数の和:640276

約数の個数: 32

約数和(自身を含む): 4793548032

約数和(自身を除く): 2815444362

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 640163, 1280326, 1920489, 3200815, 3840978, 6401630, 9602445, 19204890, 65936789, 131873578, 197810367, 329683945, 395620734, 659367890, 989051835, 1978103670]

約数ペア:

[(1, 1978103670), (2, 989051835), (3, 659367890), (5, 395620734), (6, 329683945), (10, 197810367), (15, 131873578), (30, 65936789), (103, 19204890), (206, 9602445), (309, 6401630), (515, 3840978), (618, 3200815), (1030, 1920489), (1545, 1280326), (3090, 640163)]