28393380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{677}}^1$

素因数の和:925

約数の個数: 72

約数和(自身を含む): 86623992

約数和(自身を除く): 58230612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 233, 466, 677, 699, 932, 1165, 1354, 1398, 2031, 2097, 2330, 2708, 2796, 3385, 3495, 4062, 4194, 4660, 6093, 6770, 6990, 8124, 8388, 10155, 10485, 12186, 13540, 13980, 20310, 20970, 24372, 30465, 40620, 41940, 60930, 121860, 157741, 315482, 473223, 630964, 788705, 946446, 1419669, 1577410, 1892892, 2366115, 2839338, 3154820, 4732230, 5678676, 7098345, 9464460, 14196690, 28393380]

約数ペア:

[(1, 28393380), (2, 14196690), (3, 9464460), (4, 7098345), (5, 5678676), (6, 4732230), (9, 3154820), (10, 2839338), (12, 2366115), (15, 1892892), (18, 1577410), (20, 1419669), (30, 946446), (36, 788705), (45, 630964), (60, 473223), (90, 315482), (180, 157741), (233, 121860), (466, 60930), (677, 41940), (699, 40620), (932, 30465), (1165, 24372), (1354, 20970), (1398, 20310), (2031, 13980), (2097, 13540), (2330, 12186), (2708, 10485), (2796, 10155), (3385, 8388), (3495, 8124), (4062, 6990), (4194, 6770), (4660, 6093)]