20695320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57487}}^1$

素因数の和:57504

約数の個数: 48

約数和(自身を含む): 67260960

約数和(自身を除く): 46565640

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, 57487, 114974, 172461, 229948, 287435, 344922, 459896, 517383, 574870, 689844, 862305, 1034766, 1149740, 1379688, 1724610, 2069532, 2299480, 2586915, 3449220, 4139064, 5173830, 6898440, 10347660, 20695320]

約数ペア:

[(1, 20695320), (2, 10347660), (3, 6898440), (4, 5173830), (5, 4139064), (6, 3449220), (8, 2586915), (9, 2299480), (10, 2069532), (12, 1724610), (15, 1379688), (18, 1149740), (20, 1034766), (24, 862305), (30, 689844), (36, 574870), (40, 517383), (45, 459896), (60, 344922), (72, 287435), (90, 229948), (120, 172461), (180, 114974), (360, 57487)]