2010901960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{21221}}^1$

素因数の和:21358

約数の個数: 64

約数和(自身を含む): 4767310080

約数和(自身を除く): 2756408120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 103, 115, 184, 206, 230, 412, 460, 515, 824, 920, 1030, 2060, 2369, 4120, 4738, 9476, 11845, 18952, 21221, 23690, 42442, 47380, 84884, 94760, 106105, 169768, 212210, 424420, 488083, 848840, 976166, 1952332, 2185763, 2440415, 3904664, 4371526, 4880830, 8743052, 9761660, 10928815, 17486104, 19523320, 21857630, 43715260, 50272549, 87430520, 100545098, 201090196, 251362745, 402180392, 502725490, 1005450980, 2010901960]

約数ペア:

[(1, 2010901960), (2, 1005450980), (4, 502725490), (5, 402180392), (8, 251362745), (10, 201090196), (20, 100545098), (23, 87430520), (40, 50272549), (46, 43715260), (92, 21857630), (103, 19523320), (115, 17486104), (184, 10928815), (206, 9761660), (230, 8743052), (412, 4880830), (460, 4371526), (515, 3904664), (824, 2440415), (920, 2185763), (1030, 1952332), (2060, 976166), (2369, 848840), (4120, 488083), (4738, 424420), (9476, 212210), (11845, 169768), (18952, 106105), (21221, 94760), (23690, 84884), (42442, 47380)]