1403987620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{691}}^1$

素因数の和:1361

約数の個数: 96

約数和(自身を含む): 3526742016

約数和(自身を除く): 2122754396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 631, 644, 691, 805, 1262, 1382, 1610, 2524, 2764, 3155, 3220, 3455, 4417, 4837, 6310, 6910, 8834, 9674, 12620, 13820, 14513, 15893, 17668, 19348, 22085, 24185, 29026, 31786, 44170, 48370, 58052, 63572, 72565, 79465, 88340, 96740, 101591, 111251, 145130, 158930, 203182, 222502, 290260, 317860, 406364, 436021, 445004, 507955, 556255, 872042, 1015910, 1112510, 1744084, 2031820, 2180105, 2225020, 3052147, 4360210, 6104294, 8720420, 10028483, 12208588, 15260735, 20056966, 30521470, 40113932, 50142415, 61042940, 70199381, 100284830, 140398762, 200569660, 280797524, 350996905, 701993810, 1403987620]

約数ペア:

[(1, 1403987620), (2, 701993810), (4, 350996905), (5, 280797524), (7, 200569660), (10, 140398762), (14, 100284830), (20, 70199381), (23, 61042940), (28, 50142415), (35, 40113932), (46, 30521470), (70, 20056966), (92, 15260735), (115, 12208588), (140, 10028483), (161, 8720420), (230, 6104294), (322, 4360210), (460, 3052147), (631, 2225020), (644, 2180105), (691, 2031820), (805, 1744084), (1262, 1112510), (1382, 1015910), (1610, 872042), (2524, 556255), (2764, 507955), (3155, 445004), (3220, 436021), (3455, 406364), (4417, 317860), (4837, 290260), (6310, 222502), (6910, 203182), (8834, 158930), (9674, 145130), (12620, 111251), (13820, 101591), (14513, 96740), (15893, 88340), (17668, 79465), (19348, 72565), (22085, 63572), (24185, 58052), (29026, 48370), (31786, 44170)]