428045587220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1063}}^1\times {\mathrm{5261}}^1$

素因数の和:6465

約数の個数: 96

約数和(自身を含む): 931187093760

約数和(自身を除く): 503141506540

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 215, 356, 430, 445, 860, 890, 1063, 1780, 2126, 3827, 4252, 5261, 5315, 7654, 10522, 10630, 15308, 19135, 21044, 21260, 26305, 38270, 45709, 52610, 76540, 91418, 94607, 105220, 182836, 189214, 226223, 228545, 378428, 452446, 457090, 468229, 473035, 904892, 914180, 936458, 946070, 1131115, 1872916, 1892140, 2262230, 2341145, 4068101, 4524460, 4682290, 5592443, 8136202, 9364580, 11184886, 16272404, 20133847, 20340505, 22369772, 27962215, 40267694, 40681010, 55924430, 80535388, 81362020, 100669235, 111848860, 201338470, 240475049, 402676940, 480950098, 497727427, 961900196, 995454854, 1202375245, 1990909708, 2404750490, 2488637135, 4809500980, 4977274270, 9954548540, 21402279361, 42804558722, 85609117444, 107011396805, 214022793610, 428045587220]

約数ペア:

[(1, 428045587220), (2, 214022793610), (4, 107011396805), (5, 85609117444), (10, 42804558722), (20, 21402279361), (43, 9954548540), (86, 4977274270), (89, 4809500980), (172, 2488637135), (178, 2404750490), (215, 1990909708), (356, 1202375245), (430, 995454854), (445, 961900196), (860, 497727427), (890, 480950098), (1063, 402676940), (1780, 240475049), (2126, 201338470), (3827, 111848860), (4252, 100669235), (5261, 81362020), (5315, 80535388), (7654, 55924430), (10522, 40681010), (10630, 40267694), (15308, 27962215), (19135, 22369772), (21044, 20340505), (21260, 20133847), (26305, 16272404), (38270, 11184886), (45709, 9364580), (52610, 8136202), (76540, 5592443), (91418, 4682290), (94607, 4524460), (105220, 4068101), (182836, 2341145), (189214, 2262230), (226223, 1892140), (228545, 1872916), (378428, 1131115), (452446, 946070), (457090, 936458), (468229, 914180), (473035, 904892)]