1039970295940

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{487}}^1\times {\mathrm{261059}}^1$

素因数の和:261964

約数の個数: 48

約数和(自身を含む): 2193781161600

約数和(自身を除く): 1153810865660

約数列:

[1, 2, 4, 5, 10, 20, 409, 487, 818, 974, 1636, 1948, 2045, 2435, 4090, 4870, 8180, 9740, 199183, 261059, 398366, 522118, 796732, 995915, 1044236, 1305295, 1991830, 2610590, 3983660, 5221180, 106773131, 127135733, 213546262, 254271466, 427092524, 508542932, 533865655, 635678665, 1067731310, 1271357330, 2135462620, 2542714660, 51998514797, 103997029594, 207994059188, 259992573985, 519985147970, 1039970295940]

約数ペア:

[(1, 1039970295940), (2, 519985147970), (4, 259992573985), (5, 207994059188), (10, 103997029594), (20, 51998514797), (409, 2542714660), (487, 2135462620), (818, 1271357330), (974, 1067731310), (1636, 635678665), (1948, 533865655), (2045, 508542932), (2435, 427092524), (4090, 254271466), (4870, 213546262), (8180, 127135733), (9740, 106773131), (199183, 5221180), (261059, 3983660), (398366, 2610590), (522118, 1991830), (796732, 1305295), (995915, 1044236)]