6440980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3539}}^1$

素因数の和:3568

約数の個数: 48

約数和(自身を含む): 16652160

約数和(自身を除く): 10211180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 3539, 7078, 14156, 17695, 24773, 35390, 46007, 49546, 70780, 92014, 99092, 123865, 184028, 230035, 247730, 322049, 460070, 495460, 644098, 920140, 1288196, 1610245, 3220490, 6440980]

約数ペア:

[(1, 6440980), (2, 3220490), (4, 1610245), (5, 1288196), (7, 920140), (10, 644098), (13, 495460), (14, 460070), (20, 322049), (26, 247730), (28, 230035), (35, 184028), (52, 123865), (65, 99092), (70, 92014), (91, 70780), (130, 49546), (140, 46007), (182, 35390), (260, 24773), (364, 17695), (455, 14156), (910, 7078), (1820, 3539)]