2489804940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5928107}}^1$

素因数の和:5928126

約数の個数: 48

約数和(自身を含む): 7967377152

約数和(自身を除く): 5477572212

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, 5928107, 11856214, 17784321, 23712428, 29640535, 35568642, 41496749, 59281070, 71137284, 82993498, 88921605, 118562140, 124490247, 165986996, 177843210, 207483745, 248980494, 355686420, 414967490, 497960988, 622451235, 829934980, 1244902470, 2489804940]

約数ペア:

[(1, 2489804940), (2, 1244902470), (3, 829934980), (4, 622451235), (5, 497960988), (6, 414967490), (7, 355686420), (10, 248980494), (12, 207483745), (14, 177843210), (15, 165986996), (20, 124490247), (21, 118562140), (28, 88921605), (30, 82993498), (35, 71137284), (42, 59281070), (60, 41496749), (70, 35568642), (84, 29640535), (105, 23712428), (140, 17784321), (210, 11856214), (420, 5928107)]