19145200

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2081}}^1$

素因数の和:2122

約数の個数: 60

約数和(自身を含む): 48019248

約数和(自身を除く): 28874048

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, 2081, 2300, 4162, 4600, 8324, 9200, 10405, 16648, 20810, 33296, 41620, 47863, 52025, 83240, 95726, 104050, 166480, 191452, 208100, 239315, 382904, 416200, 478630, 765808, 832400, 957260, 1196575, 1914520, 2393150, 3829040, 4786300, 9572600, 19145200]

約数ペア:

[(1, 19145200), (2, 9572600), (4, 4786300), (5, 3829040), (8, 2393150), (10, 1914520), (16, 1196575), (20, 957260), (23, 832400), (25, 765808), (40, 478630), (46, 416200), (50, 382904), (80, 239315), (92, 208100), (100, 191452), (115, 166480), (184, 104050), (200, 95726), (230, 83240), (368, 52025), (400, 47863), (460, 41620), (575, 33296), (920, 20810), (1150, 16648), (1840, 10405), (2081, 9200), (2300, 8324), (4162, 4600)]