282989080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20747}}^1$

素因数の和:20800

約数の個数: 64

約数和(自身を含む): 717050880

約数和(自身を除く): 434061800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 20747, 41494, 82988, 103735, 165976, 207470, 228217, 414940, 456434, 643157, 829880, 912868, 1141085, 1286314, 1825736, 2282170, 2572628, 3215785, 4564340, 5145256, 6431570, 7074727, 9128680, 12863140, 14149454, 25726280, 28298908, 35373635, 56597816, 70747270, 141494540, 282989080]

約数ペア:

[(1, 282989080), (2, 141494540), (4, 70747270), (5, 56597816), (8, 35373635), (10, 28298908), (11, 25726280), (20, 14149454), (22, 12863140), (31, 9128680), (40, 7074727), (44, 6431570), (55, 5145256), (62, 4564340), (88, 3215785), (110, 2572628), (124, 2282170), (155, 1825736), (220, 1286314), (248, 1141085), (310, 912868), (341, 829880), (440, 643157), (620, 456434), (682, 414940), (1240, 228217), (1364, 207470), (1705, 165976), (2728, 103735), (3410, 82988), (6820, 41494), (13640, 20747)]