390447170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{4789}}^1$

素因数の和:5090

約数の個数: 32

約数和(自身を含む): 728386560

約数和(自身を除く): 337939390

約数列:

[1, 2, 5, 10, 31, 62, 155, 263, 310, 526, 1315, 2630, 4789, 8153, 9578, 16306, 23945, 40765, 47890, 81530, 148459, 296918, 742295, 1259507, 1484590, 2519014, 6297535, 12595070, 39044717, 78089434, 195223585, 390447170]

約数ペア:

[(1, 390447170), (2, 195223585), (5, 78089434), (10, 39044717), (31, 12595070), (62, 6297535), (155, 2519014), (263, 1484590), (310, 1259507), (526, 742295), (1315, 296918), (2630, 148459), (4789, 81530), (8153, 47890), (9578, 40765), (16306, 23945)]