2009043420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{778699}}^1$

素因数の和:778754

約数の個数: 48

約数和(自身を含む): 5756150400

約数和(自身を除く): 3747106980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 778699, 1557398, 2336097, 3114796, 3893495, 4672194, 7786990, 9344388, 11680485, 15573980, 23360970, 33484057, 46721940, 66968114, 100452171, 133936228, 167420285, 200904342, 334840570, 401808684, 502260855, 669681140, 1004521710, 2009043420]

約数ペア:

[(1, 2009043420), (2, 1004521710), (3, 669681140), (4, 502260855), (5, 401808684), (6, 334840570), (10, 200904342), (12, 167420285), (15, 133936228), (20, 100452171), (30, 66968114), (43, 46721940), (60, 33484057), (86, 23360970), (129, 15573980), (172, 11680485), (215, 9344388), (258, 7786990), (430, 4672194), (516, 3893495), (645, 3114796), (860, 2336097), (1290, 1557398), (2580, 778699)]