201740420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23623}}^1$

素因数の和:23700

約数の個数: 48

約数和(自身を含む): 492135168

約数和(自身を除く): 290394748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 23623, 47246, 94492, 118115, 165361, 236230, 330722, 472460, 661444, 826805, 1441003, 1653610, 2882006, 3307220, 5764012, 7205015, 10087021, 14410030, 20174042, 28820060, 40348084, 50435105, 100870210, 201740420]

約数ペア:

[(1, 201740420), (2, 100870210), (4, 50435105), (5, 40348084), (7, 28820060), (10, 20174042), (14, 14410030), (20, 10087021), (28, 7205015), (35, 5764012), (61, 3307220), (70, 2882006), (122, 1653610), (140, 1441003), (244, 826805), (305, 661444), (427, 472460), (610, 330722), (854, 236230), (1220, 165361), (1708, 118115), (2135, 94492), (4270, 47246), (8540, 23623)]