207844780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{72673}}^1$

素因数の和:72706

約数の個数: 48

約数和(自身を含む): 512787744

約数和(自身を除く): 304942964

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 72673, 145346, 290692, 363365, 726730, 799403, 944749, 1453460, 1598806, 1889498, 3197612, 3778996, 3997015, 4723745, 7994030, 9447490, 10392239, 15988060, 18894980, 20784478, 41568956, 51961195, 103922390, 207844780]

約数ペア:

[(1, 207844780), (2, 103922390), (4, 51961195), (5, 41568956), (10, 20784478), (11, 18894980), (13, 15988060), (20, 10392239), (22, 9447490), (26, 7994030), (44, 4723745), (52, 3997015), (55, 3778996), (65, 3197612), (110, 1889498), (130, 1598806), (143, 1453460), (220, 944749), (260, 799403), (286, 726730), (572, 363365), (715, 290692), (1430, 145346), (2860, 72673)]