814339960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{15227}}^1$

素因数の和:15436

約数の個数: 64

約数和(自身を含む): 2105118720

約数和(自身を除く): 1290778760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 382, 764, 955, 1337, 1528, 1910, 2674, 3820, 5348, 6685, 7640, 10696, 13370, 15227, 26740, 30454, 53480, 60908, 76135, 106589, 121816, 152270, 213178, 304540, 426356, 532945, 609080, 852712, 1065890, 2131780, 2908357, 4263560, 5816714, 11633428, 14541785, 20358499, 23266856, 29083570, 40716998, 58167140, 81433996, 101792495, 116334280, 162867992, 203584990, 407169980, 814339960]

約数ペア:

[(1, 814339960), (2, 407169980), (4, 203584990), (5, 162867992), (7, 116334280), (8, 101792495), (10, 81433996), (14, 58167140), (20, 40716998), (28, 29083570), (35, 23266856), (40, 20358499), (56, 14541785), (70, 11633428), (140, 5816714), (191, 4263560), (280, 2908357), (382, 2131780), (764, 1065890), (955, 852712), (1337, 609080), (1528, 532945), (1910, 426356), (2674, 304540), (3820, 213178), (5348, 152270), (6685, 121816), (7640, 106589), (10696, 76135), (13370, 60908), (15227, 53480), (26740, 30454)]