306035860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{2731}}^1$

素因数の和:3184

約数の個数: 48

約数和(自身を含む): 693971712

約数和(自身を除く): 387935852

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 431, 862, 1724, 2155, 2731, 4310, 5462, 5603, 8620, 10924, 11206, 13655, 22412, 27310, 28015, 35503, 54620, 56030, 71006, 112060, 142012, 177515, 355030, 710060, 1177061, 2354122, 4708244, 5885305, 11770610, 15301793, 23541220, 30603586, 61207172, 76508965, 153017930, 306035860]

約数ペア:

[(1, 306035860), (2, 153017930), (4, 76508965), (5, 61207172), (10, 30603586), (13, 23541220), (20, 15301793), (26, 11770610), (52, 5885305), (65, 4708244), (130, 2354122), (260, 1177061), (431, 710060), (862, 355030), (1724, 177515), (2155, 142012), (2731, 112060), (4310, 71006), (5462, 56030), (5603, 54620), (8620, 35503), (10924, 28015), (11206, 27310), (13655, 22412)]