306701980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{3793}}^1$

素因数の和:4126

約数の個数: 48

約数和(自身を含む): 696032064

約数和(自身を除く): 389330084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 311, 622, 1244, 1555, 3110, 3793, 4043, 6220, 7586, 8086, 15172, 16172, 18965, 20215, 37930, 40430, 49309, 75860, 80860, 98618, 197236, 246545, 493090, 986180, 1179623, 2359246, 4718492, 5898115, 11796230, 15335099, 23592460, 30670198, 61340396, 76675495, 153350990, 306701980]

約数ペア:

[(1, 306701980), (2, 153350990), (4, 76675495), (5, 61340396), (10, 30670198), (13, 23592460), (20, 15335099), (26, 11796230), (52, 5898115), (65, 4718492), (130, 2359246), (260, 1179623), (311, 986180), (622, 493090), (1244, 246545), (1555, 197236), (3110, 98618), (3793, 80860), (4043, 75860), (6220, 49309), (7586, 40430), (8086, 37930), (15172, 20215), (16172, 18965)]