3921000980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{20407}}^1$

素因数の和:21168

約数の個数: 48

約数和(自身を含む): 8879928960

約数和(自身を除く): 4958927980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 739, 1478, 2956, 3695, 7390, 9607, 14780, 19214, 20407, 38428, 40814, 48035, 81628, 96070, 102035, 192140, 204070, 265291, 408140, 530582, 1061164, 1326455, 2652910, 5305820, 15080773, 30161546, 60323092, 75403865, 150807730, 196050049, 301615460, 392100098, 784200196, 980250245, 1960500490, 3921000980]

約数ペア:

[(1, 3921000980), (2, 1960500490), (4, 980250245), (5, 784200196), (10, 392100098), (13, 301615460), (20, 196050049), (26, 150807730), (52, 75403865), (65, 60323092), (130, 30161546), (260, 15080773), (739, 5305820), (1478, 2652910), (2956, 1326455), (3695, 1061164), (7390, 530582), (9607, 408140), (14780, 265291), (19214, 204070), (20407, 192140), (38428, 102035), (40814, 96070), (48035, 81628)]