866179340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{16741}}^1$

素因数の和:16962

約数の個数: 48

約数和(自身を含む): 1968859200

約数和(自身を除く): 1102679860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 796, 995, 1990, 2587, 3980, 5174, 10348, 12935, 16741, 25870, 33482, 51740, 66964, 83705, 167410, 217633, 334820, 435266, 870532, 1088165, 2176330, 3331459, 4352660, 6662918, 13325836, 16657295, 33314590, 43308967, 66629180, 86617934, 173235868, 216544835, 433089670, 866179340]

約数ペア:

[(1, 866179340), (2, 433089670), (4, 216544835), (5, 173235868), (10, 86617934), (13, 66629180), (20, 43308967), (26, 33314590), (52, 16657295), (65, 13325836), (130, 6662918), (199, 4352660), (260, 3331459), (398, 2176330), (796, 1088165), (995, 870532), (1990, 435266), (2587, 334820), (3980, 217633), (5174, 167410), (10348, 83705), (12935, 66964), (16741, 51740), (25870, 33482)]