220603880

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{2297}}^1$

素因数の和:2336

約数の個数: 80

約数和(自身を含む): 579302820

約数和(自身を除く): 358698940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2297, 2401, 2744, 3430, 4594, 4802, 6860, 9188, 9604, 11485, 12005, 13720, 16079, 18376, 19208, 22970, 24010, 32158, 45940, 48020, 64316, 80395, 91880, 96040, 112553, 128632, 160790, 225106, 321580, 450212, 562765, 643160, 787871, 900424, 1125530, 1575742, 2251060, 3151484, 3939355, 4502120, 5515097, 6302968, 7878710, 11030194, 15757420, 22060388, 27575485, 31514840, 44120776, 55150970, 110301940, 220603880]

約数ペア:

[(1, 220603880), (2, 110301940), (4, 55150970), (5, 44120776), (7, 31514840), (8, 27575485), (10, 22060388), (14, 15757420), (20, 11030194), (28, 7878710), (35, 6302968), (40, 5515097), (49, 4502120), (56, 3939355), (70, 3151484), (98, 2251060), (140, 1575742), (196, 1125530), (245, 900424), (280, 787871), (343, 643160), (392, 562765), (490, 450212), (686, 321580), (980, 225106), (1372, 160790), (1715, 128632), (1960, 112553), (2297, 96040), (2401, 91880), (2744, 80395), (3430, 64316), (4594, 48020), (4802, 45940), (6860, 32158), (9188, 24010), (9604, 22970), (11485, 19208), (12005, 18376), (13720, 16079)]