28369380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{983}}^1$

素因数の和:1045

約数の個数: 96

約数和(自身を含む): 87945984

約数和(自身を除く): 59576604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 111, 130, 148, 156, 185, 195, 222, 260, 370, 390, 444, 481, 555, 740, 780, 962, 983, 1110, 1443, 1924, 1966, 2220, 2405, 2886, 2949, 3932, 4810, 4915, 5772, 5898, 7215, 9620, 9830, 11796, 12779, 14430, 14745, 19660, 25558, 28860, 29490, 36371, 38337, 51116, 58980, 63895, 72742, 76674, 109113, 127790, 145484, 153348, 181855, 191685, 218226, 255580, 363710, 383370, 436452, 472823, 545565, 727420, 766740, 945646, 1091130, 1418469, 1891292, 2182260, 2364115, 2836938, 4728230, 5673876, 7092345, 9456460, 14184690, 28369380]

約数ペア:

[(1, 28369380), (2, 14184690), (3, 9456460), (4, 7092345), (5, 5673876), (6, 4728230), (10, 2836938), (12, 2364115), (13, 2182260), (15, 1891292), (20, 1418469), (26, 1091130), (30, 945646), (37, 766740), (39, 727420), (52, 545565), (60, 472823), (65, 436452), (74, 383370), (78, 363710), (111, 255580), (130, 218226), (148, 191685), (156, 181855), (185, 153348), (195, 145484), (222, 127790), (260, 109113), (370, 76674), (390, 72742), (444, 63895), (481, 58980), (555, 51116), (740, 38337), (780, 36371), (962, 29490), (983, 28860), (1110, 25558), (1443, 19660), (1924, 14745), (1966, 14430), (2220, 12779), (2405, 11796), (2886, 9830), (2949, 9620), (3932, 7215), (4810, 5898), (4915, 5772)]