317388880

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{12923}}^1$

素因数の和:13243

約数の個数: 40

約数和(自身を含む): 740390112

約数和(自身を除く): 423001232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 2456, 3070, 4912, 6140, 12280, 12923, 24560, 25846, 51692, 64615, 103384, 129230, 206768, 258460, 516920, 1033840, 3967361, 7934722, 15869444, 19836805, 31738888, 39673610, 63477776, 79347220, 158694440, 317388880]

約数ペア:

[(1, 317388880), (2, 158694440), (4, 79347220), (5, 63477776), (8, 39673610), (10, 31738888), (16, 19836805), (20, 15869444), (40, 7934722), (80, 3967361), (307, 1033840), (614, 516920), (1228, 258460), (1535, 206768), (2456, 129230), (3070, 103384), (4912, 64615), (6140, 51692), (12280, 25846), (12923, 24560)]