3642780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 10311840

約数和(自身を除く): 6669060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 557, 654, 1090, 1114, 1308, 1635, 1671, 2180, 2228, 2785, 3270, 3342, 5570, 6540, 6684, 8355, 11140, 16710, 33420, 60713, 121426, 182139, 242852, 303565, 364278, 607130, 728556, 910695, 1214260, 1821390, 3642780]

約数ペア:

[(1, 3642780), (2, 1821390), (3, 1214260), (4, 910695), (5, 728556), (6, 607130), (10, 364278), (12, 303565), (15, 242852), (20, 182139), (30, 121426), (60, 60713), (109, 33420), (218, 16710), (327, 11140), (436, 8355), (545, 6684), (557, 6540), (654, 5570), (1090, 3342), (1114, 3270), (1308, 2785), (1635, 2228), (1671, 2180)]