207943160

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{58411}}^1$

素因数の和:58511

約数の個数: 32

約数和(自身を含む): 473137200

約数和(自身を除く): 265194040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 58411, 116822, 233644, 292055, 467288, 584110, 1168220, 2336440, 5198579, 10397158, 20794316, 25992895, 41588632, 51985790, 103971580, 207943160]

約数ペア:

[(1, 207943160), (2, 103971580), (4, 51985790), (5, 41588632), (8, 25992895), (10, 20794316), (20, 10397158), (40, 5198579), (89, 2336440), (178, 1168220), (356, 584110), (445, 467288), (712, 292055), (890, 233644), (1780, 116822), (3560, 58411)]