880373990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{72221}}^1$

素因数の和:72304

約数の個数: 32

約数和(自身を含む): 1684794816

約数和(自身を除く): 804420826

約数列:

[1, 2, 5, 10, 23, 46, 53, 106, 115, 230, 265, 530, 1219, 2438, 6095, 12190, 72221, 144442, 361105, 722210, 1661083, 3322166, 3827713, 7655426, 8305415, 16610830, 19138565, 38277130, 88037399, 176074798, 440186995, 880373990]

約数ペア:

[(1, 880373990), (2, 440186995), (5, 176074798), (10, 88037399), (23, 38277130), (46, 19138565), (53, 16610830), (106, 8305415), (115, 7655426), (230, 3827713), (265, 3322166), (530, 1661083), (1219, 722210), (2438, 361105), (6095, 144442), (12190, 72221)]