15374140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 33755904

約数和(自身を除く): 18381764

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 137, 155, 181, 274, 310, 362, 548, 620, 685, 724, 905, 1370, 1810, 2740, 3620, 4247, 5611, 8494, 11222, 16988, 21235, 22444, 24797, 28055, 42470, 49594, 56110, 84940, 99188, 112220, 123985, 247970, 495940, 768707, 1537414, 3074828, 3843535, 7687070, 15374140]

約数ペア:

[(1, 15374140), (2, 7687070), (4, 3843535), (5, 3074828), (10, 1537414), (20, 768707), (31, 495940), (62, 247970), (124, 123985), (137, 112220), (155, 99188), (181, 84940), (274, 56110), (310, 49594), (362, 42470), (548, 28055), (620, 24797), (685, 22444), (724, 21235), (905, 16988), (1370, 11222), (1810, 8494), (2740, 5611), (3620, 4247)]