7214804940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17178107}}^1$

素因数の和:17178126

約数の個数: 48

約数和(自身を含む): 23087377152

約数和(自身を除く): 15872572212

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, 17178107, 34356214, 51534321, 68712428, 85890535, 103068642, 120246749, 171781070, 206137284, 240493498, 257671605, 343562140, 360740247, 480986996, 515343210, 601233745, 721480494, 1030686420, 1202467490, 1442960988, 1803701235, 2404934980, 3607402470, 7214804940]

約数ペア:

[(1, 7214804940), (2, 3607402470), (3, 2404934980), (4, 1803701235), (5, 1442960988), (6, 1202467490), (7, 1030686420), (10, 721480494), (12, 601233745), (14, 515343210), (15, 480986996), (20, 360740247), (21, 343562140), (28, 257671605), (30, 240493498), (35, 206137284), (42, 171781070), (60, 120246749), (70, 103068642), (84, 85890535), (105, 68712428), (140, 51534321), (210, 34356214), (420, 17178107)]