20500845480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{66449}}^1$

素因数の和:67323

約数の個数: 96

約数和(自身を含む): 66706497000

約数和(自身を除く): 46205651520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 857, 1714, 2571, 3428, 4285, 5142, 6856, 7713, 8570, 10284, 12855, 15426, 17140, 20568, 25710, 30852, 34280, 38565, 51420, 61704, 66449, 77130, 102840, 132898, 154260, 199347, 265796, 308520, 332245, 398694, 531592, 598041, 664490, 797388, 996735, 1196082, 1328980, 1594776, 1993470, 2392164, 2657960, 2990205, 3986940, 4784328, 5980410, 7973880, 11960820, 23921640, 56946793, 113893586, 170840379, 227787172, 284733965, 341680758, 455574344, 512521137, 569467930, 683361516, 854201895, 1025042274, 1138935860, 1366723032, 1708403790, 2050084548, 2277871720, 2562605685, 3416807580, 4100169096, 5125211370, 6833615160, 10250422740, 20500845480]

約数ペア:

[(1, 20500845480), (2, 10250422740), (3, 6833615160), (4, 5125211370), (5, 4100169096), (6, 3416807580), (8, 2562605685), (9, 2277871720), (10, 2050084548), (12, 1708403790), (15, 1366723032), (18, 1138935860), (20, 1025042274), (24, 854201895), (30, 683361516), (36, 569467930), (40, 512521137), (45, 455574344), (60, 341680758), (72, 284733965), (90, 227787172), (120, 170840379), (180, 113893586), (360, 56946793), (857, 23921640), (1714, 11960820), (2571, 7973880), (3428, 5980410), (4285, 4784328), (5142, 3986940), (6856, 2990205), (7713, 2657960), (8570, 2392164), (10284, 1993470), (12855, 1594776), (15426, 1328980), (17140, 1196082), (20568, 996735), (25710, 797388), (30852, 664490), (34280, 598041), (38565, 531592), (51420, 398694), (61704, 332245), (66449, 308520), (77130, 265796), (102840, 199347), (132898, 154260)]