20753160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1061}}^1$

素因数の和:1238

約数の個数: 64

約数和(自身を含む): 62700480

約数和(自身を除く): 41947320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1061, 1304, 1630, 1956, 2122, 2445, 3183, 3260, 3912, 4244, 4890, 5305, 6366, 6520, 8488, 9780, 10610, 12732, 15915, 19560, 21220, 25464, 31830, 42440, 63660, 127320, 172943, 345886, 518829, 691772, 864715, 1037658, 1383544, 1729430, 2075316, 2594145, 3458860, 4150632, 5188290, 6917720, 10376580, 20753160]

約数ペア:

[(1, 20753160), (2, 10376580), (3, 6917720), (4, 5188290), (5, 4150632), (6, 3458860), (8, 2594145), (10, 2075316), (12, 1729430), (15, 1383544), (20, 1037658), (24, 864715), (30, 691772), (40, 518829), (60, 345886), (120, 172943), (163, 127320), (326, 63660), (489, 42440), (652, 31830), (815, 25464), (978, 21220), (1061, 19560), (1304, 15915), (1630, 12732), (1956, 10610), (2122, 9780), (2445, 8488), (3183, 6520), (3260, 6366), (3912, 5305), (4244, 4890)]