22440040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{107}}^2$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 59287410

約数和(自身を除く): 36847370

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 107, 140, 196, 214, 245, 280, 392, 428, 490, 535, 749, 856, 980, 1070, 1498, 1960, 2140, 2996, 3745, 4280, 5243, 5992, 7490, 10486, 11449, 14980, 20972, 22898, 26215, 29960, 41944, 45796, 52430, 57245, 80143, 91592, 104860, 114490, 160286, 209720, 228980, 320572, 400715, 457960, 561001, 641144, 801430, 1122002, 1602860, 2244004, 2805005, 3205720, 4488008, 5610010, 11220020, 22440040]

約数ペア:

[(1, 22440040), (2, 11220020), (4, 5610010), (5, 4488008), (7, 3205720), (8, 2805005), (10, 2244004), (14, 1602860), (20, 1122002), (28, 801430), (35, 641144), (40, 561001), (49, 457960), (56, 400715), (70, 320572), (98, 228980), (107, 209720), (140, 160286), (196, 114490), (214, 104860), (245, 91592), (280, 80143), (392, 57245), (428, 52430), (490, 45796), (535, 41944), (749, 29960), (856, 26215), (980, 22898), (1070, 20972), (1498, 14980), (1960, 11449), (2140, 10486), (2996, 7490), (3745, 5992), (4280, 5243)]