1680492970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{22639}}^1$

素因数の和:23230

約数の個数: 32

約数和(自身を含む): 3263420160

約数和(自身を除く): 1582927190

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 571, 1142, 2855, 5710, 7423, 14846, 22639, 37115, 45278, 74230, 113195, 226390, 294307, 588614, 1471535, 2943070, 12926869, 25853738, 64634345, 129268690, 168049297, 336098594, 840246485, 1680492970]

約数ペア:

[(1, 1680492970), (2, 840246485), (5, 336098594), (10, 168049297), (13, 129268690), (26, 64634345), (65, 25853738), (130, 12926869), (571, 2943070), (1142, 1471535), (2855, 588614), (5710, 294307), (7423, 226390), (14846, 113195), (22639, 74230), (37115, 45278)]