29302780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2686

約数の個数: 48

約数和(自身を含む): 67836384

約数和(自身を除く): 38533604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2621, 2795, 5242, 5590, 10484, 11180, 13105, 26210, 34073, 52420, 68146, 112703, 136292, 170365, 225406, 340730, 450812, 563515, 681460, 1127030, 1465139, 2254060, 2930278, 5860556, 7325695, 14651390, 29302780]

約数ペア:

[(1, 29302780), (2, 14651390), (4, 7325695), (5, 5860556), (10, 2930278), (13, 2254060), (20, 1465139), (26, 1127030), (43, 681460), (52, 563515), (65, 450812), (86, 340730), (130, 225406), (172, 170365), (215, 136292), (260, 112703), (430, 68146), (559, 52420), (860, 34073), (1118, 26210), (2236, 13105), (2621, 11180), (2795, 10484), (5242, 5590)]