19435560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1087}}^1$

素因数の和:1250

約数の個数: 64

約数和(自身を含む): 58752000

約数和(自身を除く): 39316440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 1087, 1192, 1490, 1788, 2174, 2235, 2980, 3261, 3576, 4348, 4470, 5435, 5960, 6522, 8696, 8940, 10870, 13044, 16305, 17880, 21740, 26088, 32610, 43480, 65220, 130440, 161963, 323926, 485889, 647852, 809815, 971778, 1295704, 1619630, 1943556, 2429445, 3239260, 3887112, 4858890, 6478520, 9717780, 19435560]

約数ペア:

[(1, 19435560), (2, 9717780), (3, 6478520), (4, 4858890), (5, 3887112), (6, 3239260), (8, 2429445), (10, 1943556), (12, 1619630), (15, 1295704), (20, 971778), (24, 809815), (30, 647852), (40, 485889), (60, 323926), (120, 161963), (149, 130440), (298, 65220), (447, 43480), (596, 32610), (745, 26088), (894, 21740), (1087, 17880), (1192, 16305), (1490, 13044), (1788, 10870), (2174, 8940), (2235, 8696), (2980, 6522), (3261, 5960), (3576, 5435), (4348, 4470)]