630487760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1125871}}^1$

素因数の和:1125891

約数の個数: 40

約数和(自身を含む): 1675297536

約数和(自身を除く): 1044809776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1125871, 2251742, 4503484, 5629355, 7881097, 9006968, 11258710, 15762194, 18013936, 22517420, 31524388, 39405485, 45034840, 63048776, 78810970, 90069680, 126097552, 157621940, 315243880, 630487760]

約数ペア:

[(1, 630487760), (2, 315243880), (4, 157621940), (5, 126097552), (7, 90069680), (8, 78810970), (10, 63048776), (14, 45034840), (16, 39405485), (20, 31524388), (28, 22517420), (35, 18013936), (40, 15762194), (56, 11258710), (70, 9006968), (80, 7881097), (112, 5629355), (140, 4503484), (280, 2251742), (560, 1125871)]