30685980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39341}}^1$

素因数の和:39366

約数の個数: 48

約数和(自身を含む): 92532384

約数和(自身を除く): 61846404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 39341, 78682, 118023, 157364, 196705, 236046, 393410, 472092, 511433, 590115, 786820, 1022866, 1180230, 1534299, 2045732, 2360460, 2557165, 3068598, 5114330, 6137196, 7671495, 10228660, 15342990, 30685980]

約数ペア:

[(1, 30685980), (2, 15342990), (3, 10228660), (4, 7671495), (5, 6137196), (6, 5114330), (10, 3068598), (12, 2557165), (13, 2360460), (15, 2045732), (20, 1534299), (26, 1180230), (30, 1022866), (39, 786820), (52, 590115), (60, 511433), (65, 472092), (78, 393410), (130, 236046), (156, 196705), (195, 157364), (260, 118023), (390, 78682), (780, 39341)]