21592400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2347}}^1$

素因数の和:2388

約数の個数: 60

約数和(自身を含む): 54154272

約数和(自身を除く): 32561872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 2347, 4600, 4694, 9200, 9388, 11735, 18776, 23470, 37552, 46940, 53981, 58675, 93880, 107962, 117350, 187760, 215924, 234700, 269905, 431848, 469400, 539810, 863696, 938800, 1079620, 1349525, 2159240, 2699050, 4318480, 5398100, 10796200, 21592400]

約数ペア:

[(1, 21592400), (2, 10796200), (4, 5398100), (5, 4318480), (8, 2699050), (10, 2159240), (16, 1349525), (20, 1079620), (23, 938800), (25, 863696), (40, 539810), (46, 469400), (50, 431848), (80, 269905), (92, 234700), (100, 215924), (115, 187760), (184, 117350), (200, 107962), (230, 93880), (368, 58675), (400, 53981), (460, 46940), (575, 37552), (920, 23470), (1150, 18776), (1840, 11735), (2300, 9388), (2347, 9200), (4600, 4694)]