30308980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2711}}^1$

素因数の和:2776

約数の個数: 48

約数和(自身を含む): 70164864

約数和(自身を除く): 39855884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2711, 2795, 5422, 5590, 10844, 11180, 13555, 27110, 35243, 54220, 70486, 116573, 140972, 176215, 233146, 352430, 466292, 582865, 704860, 1165730, 1515449, 2331460, 3030898, 6061796, 7577245, 15154490, 30308980]

約数ペア:

[(1, 30308980), (2, 15154490), (4, 7577245), (5, 6061796), (10, 3030898), (13, 2331460), (20, 1515449), (26, 1165730), (43, 704860), (52, 582865), (65, 466292), (86, 352430), (130, 233146), (172, 176215), (215, 140972), (260, 116573), (430, 70486), (559, 54220), (860, 35243), (1118, 27110), (2236, 13555), (2711, 11180), (2795, 10844), (5422, 5590)]