194498960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{78427}}^1$

素因数の和:78471

約数の個数: 40

約数和(自身を含む): 466803456

約数和(自身を除く): 272304496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 78427, 156854, 313708, 392135, 627416, 784270, 1254832, 1568540, 2431237, 3137080, 4862474, 6274160, 9724948, 12156185, 19449896, 24312370, 38899792, 48624740, 97249480, 194498960]

約数ペア:

[(1, 194498960), (2, 97249480), (4, 48624740), (5, 38899792), (8, 24312370), (10, 19449896), (16, 12156185), (20, 9724948), (31, 6274160), (40, 4862474), (62, 3137080), (80, 2431237), (124, 1568540), (155, 1254832), (248, 784270), (310, 627416), (496, 392135), (620, 313708), (1240, 156854), (2480, 78427)]