28749710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8431}}^1$

素因数の和:8480

約数の個数: 32

約数和(自身を含む): 58281984

約数和(自身を除く): 29532274

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 8431, 16862, 42155, 84310, 92741, 185482, 261361, 463705, 522722, 927410, 1306805, 2613610, 2874971, 5749942, 14374855, 28749710]

約数ペア:

[(1, 28749710), (2, 14374855), (5, 5749942), (10, 2874971), (11, 2613610), (22, 1306805), (31, 927410), (55, 522722), (62, 463705), (110, 261361), (155, 185482), (310, 92741), (341, 84310), (682, 42155), (1705, 16862), (3410, 8431)]