30775420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2887}}^1$

素因数の和:2950

約数の個数: 48

約数和(自身を含む): 71322048

約数和(自身を除く): 40546628

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 2887, 5330, 5774, 10660, 11548, 14435, 28870, 37531, 57740, 75062, 118367, 150124, 187655, 236734, 375310, 473468, 591835, 750620, 1183670, 1538771, 2367340, 3077542, 6155084, 7693855, 15387710, 30775420]

約数ペア:

[(1, 30775420), (2, 15387710), (4, 7693855), (5, 6155084), (10, 3077542), (13, 2367340), (20, 1538771), (26, 1183670), (41, 750620), (52, 591835), (65, 473468), (82, 375310), (130, 236734), (164, 187655), (205, 150124), (260, 118367), (410, 75062), (533, 57740), (820, 37531), (1066, 28870), (2132, 14435), (2665, 11548), (2887, 10660), (5330, 5774)]