209314274420

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1\times {\mathrm{193727}}^1$

素因数の和:194432

約数の個数: 48

約数和(自身を含む): 445233438720

約数和(自身を除く): 235919164300

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 607, 890, 1214, 1780, 2428, 3035, 6070, 12140, 54023, 108046, 193727, 216092, 270115, 387454, 540230, 774908, 968635, 1080460, 1937270, 3874540, 17241703, 34483406, 68966812, 86208515, 117592289, 172417030, 235184578, 344834060, 470369156, 587961445, 1175922890, 2351845780, 10465713721, 20931427442, 41862854884, 52328568605, 104657137210, 209314274420]

約数ペア:

[(1, 209314274420), (2, 104657137210), (4, 52328568605), (5, 41862854884), (10, 20931427442), (20, 10465713721), (89, 2351845780), (178, 1175922890), (356, 587961445), (445, 470369156), (607, 344834060), (890, 235184578), (1214, 172417030), (1780, 117592289), (2428, 86208515), (3035, 68966812), (6070, 34483406), (12140, 17241703), (54023, 3874540), (108046, 1937270), (193727, 1080460), (216092, 968635), (270115, 774908), (387454, 540230)]