2584140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3313}}^1$

素因数の和:3338

約数の個数: 48

約数和(自身を含む): 7794528

約数和(自身を除く): 5210388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3313, 6626, 9939, 13252, 16565, 19878, 33130, 39756, 43069, 49695, 66260, 86138, 99390, 129207, 172276, 198780, 215345, 258414, 430690, 516828, 646035, 861380, 1292070, 2584140]

約数ペア:

[(1, 2584140), (2, 1292070), (3, 861380), (4, 646035), (5, 516828), (6, 430690), (10, 258414), (12, 215345), (13, 198780), (15, 172276), (20, 129207), (26, 99390), (30, 86138), (39, 66260), (52, 49695), (60, 43069), (65, 39756), (78, 33130), (130, 19878), (156, 16565), (195, 13252), (260, 9939), (390, 6626), (780, 3313)]