840503580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2001199}}^1$

素因数の和:2001218

約数の個数: 48

約数和(自身を含む): 2689612800

約数和(自身を除く): 1849109220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2001199, 4002398, 6003597, 8004796, 10005995, 12007194, 14008393, 20011990, 24014388, 28016786, 30017985, 40023980, 42025179, 56033572, 60035970, 70041965, 84050358, 120071940, 140083930, 168100716, 210125895, 280167860, 420251790, 840503580]

約数ペア:

[(1, 840503580), (2, 420251790), (3, 280167860), (4, 210125895), (5, 168100716), (6, 140083930), (7, 120071940), (10, 84050358), (12, 70041965), (14, 60035970), (15, 56033572), (20, 42025179), (21, 40023980), (28, 30017985), (30, 28016786), (35, 24014388), (42, 20011990), (60, 14008393), (70, 12007194), (84, 10005995), (105, 8004796), (140, 6003597), (210, 4002398), (420, 2001199)]