63663880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227371}}^1$

素因数の和:227389

約数の個数: 32

約数和(自身を含む): 163707840

約数和(自身を除く): 100043960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 227371, 454742, 909484, 1136855, 1591597, 1818968, 2273710, 3183194, 4547420, 6366388, 7957985, 9094840, 12732776, 15915970, 31831940, 63663880]

約数ペア:

[(1, 63663880), (2, 31831940), (4, 15915970), (5, 12732776), (7, 9094840), (8, 7957985), (10, 6366388), (14, 4547420), (20, 3183194), (28, 2273710), (35, 1818968), (40, 1591597), (56, 1136855), (70, 909484), (140, 454742), (280, 227371)]