4285580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 9906624

約数和(自身を除く): 5621044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 311, 530, 622, 689, 1060, 1244, 1378, 1555, 2756, 3110, 3445, 4043, 6220, 6890, 8086, 13780, 16172, 16483, 20215, 32966, 40430, 65932, 80860, 82415, 164830, 214279, 329660, 428558, 857116, 1071395, 2142790, 4285580]

約数ペア:

[(1, 4285580), (2, 2142790), (4, 1071395), (5, 857116), (10, 428558), (13, 329660), (20, 214279), (26, 164830), (52, 82415), (53, 80860), (65, 65932), (106, 40430), (130, 32966), (212, 20215), (260, 16483), (265, 16172), (311, 13780), (530, 8086), (622, 6890), (689, 6220), (1060, 4043), (1244, 3445), (1378, 3110), (1555, 2756)]