205804901860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{6855593}}^1$

素因数の和:6855700

約数の個数: 48

約数和(自身を含む): 460695916800

約数和(自身を除く): 254891014940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 3002, 6004, 7505, 15010, 30020, 6855593, 13711186, 27422372, 34277965, 68555930, 130256267, 137111860, 260512534, 521025068, 541591847, 651281335, 1083183694, 1302562670, 2166367388, 2605125340, 2707959235, 5415918470, 10290245093, 10831836940, 20580490186, 41160980372, 51451225465, 102902450930, 205804901860]

約数ペア:

[(1, 205804901860), (2, 102902450930), (4, 51451225465), (5, 41160980372), (10, 20580490186), (19, 10831836940), (20, 10290245093), (38, 5415918470), (76, 2707959235), (79, 2605125340), (95, 2166367388), (158, 1302562670), (190, 1083183694), (316, 651281335), (380, 541591847), (395, 521025068), (790, 260512534), (1501, 137111860), (1580, 130256267), (3002, 68555930), (6004, 34277965), (7505, 27422372), (15010, 13711186), (30020, 6855593)]