1401960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1669}}^1$

素因数の和:1690

約数の個数: 64

約数和(自身を含む): 4809600

約数和(自身を除く): 3407640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1669, 3338, 5007, 6676, 8345, 10014, 11683, 13352, 16690, 20028, 23366, 25035, 33380, 35049, 40056, 46732, 50070, 58415, 66760, 70098, 93464, 100140, 116830, 140196, 175245, 200280, 233660, 280392, 350490, 467320, 700980, 1401960]

約数ペア:

[(1, 1401960), (2, 700980), (3, 467320), (4, 350490), (5, 280392), (6, 233660), (7, 200280), (8, 175245), (10, 140196), (12, 116830), (14, 100140), (15, 93464), (20, 70098), (21, 66760), (24, 58415), (28, 50070), (30, 46732), (35, 40056), (40, 35049), (42, 33380), (56, 25035), (60, 23366), (70, 20028), (84, 16690), (105, 13352), (120, 11683), (140, 10014), (168, 8345), (210, 6676), (280, 5007), (420, 3338), (840, 1669)]