685909220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 1548288000

約数和(自身を除く): 862378780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 59, 92, 115, 118, 127, 199, 230, 236, 254, 295, 398, 460, 508, 590, 635, 796, 995, 1180, 1270, 1357, 1990, 2540, 2714, 2921, 3980, 4577, 5428, 5842, 6785, 7493, 9154, 11684, 11741, 13570, 14605, 14986, 18308, 22885, 23482, 25273, 27140, 29210, 29972, 37465, 45770, 46964, 50546, 58420, 58705, 74930, 91540, 101092, 117410, 126365, 149860, 172339, 234820, 252730, 270043, 344678, 505460, 540086, 581279, 689356, 861695, 1080172, 1162558, 1350215, 1491107, 1723390, 2325116, 2700430, 2906395, 2982214, 3446780, 5400860, 5812790, 5964428, 7455535, 11625580, 14911070, 29822140, 34295461, 68590922, 137181844, 171477305, 342954610, 685909220]

約数ペア:

[(1, 685909220), (2, 342954610), (4, 171477305), (5, 137181844), (10, 68590922), (20, 34295461), (23, 29822140), (46, 14911070), (59, 11625580), (92, 7455535), (115, 5964428), (118, 5812790), (127, 5400860), (199, 3446780), (230, 2982214), (236, 2906395), (254, 2700430), (295, 2325116), (398, 1723390), (460, 1491107), (508, 1350215), (590, 1162558), (635, 1080172), (796, 861695), (995, 689356), (1180, 581279), (1270, 540086), (1357, 505460), (1990, 344678), (2540, 270043), (2714, 252730), (2921, 234820), (3980, 172339), (4577, 149860), (5428, 126365), (5842, 117410), (6785, 101092), (7493, 91540), (9154, 74930), (11684, 58705), (11741, 58420), (13570, 50546), (14605, 46964), (14986, 45770), (18308, 37465), (22885, 29972), (23482, 29210), (25273, 27140)]