30605380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2221}}^1$

素因数の和:2296

約数の個数: 48

約数和(自身を含む): 70552944

約数和(自身を除く): 39947564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2221, 2756, 3445, 4442, 6890, 8884, 11105, 13780, 22210, 28873, 44420, 57746, 115492, 117713, 144365, 235426, 288730, 470852, 577460, 588565, 1177130, 1530269, 2354260, 3060538, 6121076, 7651345, 15302690, 30605380]

約数ペア:

[(1, 30605380), (2, 15302690), (4, 7651345), (5, 6121076), (10, 3060538), (13, 2354260), (20, 1530269), (26, 1177130), (52, 588565), (53, 577460), (65, 470852), (106, 288730), (130, 235426), (212, 144365), (260, 117713), (265, 115492), (530, 57746), (689, 44420), (1060, 28873), (1378, 22210), (2221, 13780), (2756, 11105), (3445, 8884), (4442, 6890)]