210018080

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{17981}}^1$

素因数の和:18069

約数の個数: 48

約数和(自身を含む): 502992504

約数和(自身を除く): 292974424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2336, 2920, 5840, 11680, 17981, 35962, 71924, 89905, 143848, 179810, 287696, 359620, 575392, 719240, 1312613, 1438480, 2625226, 2876960, 5250452, 6563065, 10500904, 13126130, 21001808, 26252260, 42003616, 52504520, 105009040, 210018080]

約数ペア:

[(1, 210018080), (2, 105009040), (4, 52504520), (5, 42003616), (8, 26252260), (10, 21001808), (16, 13126130), (20, 10500904), (32, 6563065), (40, 5250452), (73, 2876960), (80, 2625226), (146, 1438480), (160, 1312613), (292, 719240), (365, 575392), (584, 359620), (730, 287696), (1168, 179810), (1460, 143848), (2336, 89905), (2920, 71924), (5840, 35962), (11680, 17981)]