22449640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 53856000

約数和(自身を除く): 31406360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 109, 152, 190, 218, 271, 380, 436, 542, 545, 760, 872, 1084, 1090, 1355, 2071, 2168, 2180, 2710, 4142, 4360, 5149, 5420, 8284, 10298, 10355, 10840, 16568, 20596, 20710, 25745, 29539, 41192, 41420, 51490, 59078, 82840, 102980, 118156, 147695, 205960, 236312, 295390, 561241, 590780, 1122482, 1181560, 2244964, 2806205, 4489928, 5612410, 11224820, 22449640]

約数ペア:

[(1, 22449640), (2, 11224820), (4, 5612410), (5, 4489928), (8, 2806205), (10, 2244964), (19, 1181560), (20, 1122482), (38, 590780), (40, 561241), (76, 295390), (95, 236312), (109, 205960), (152, 147695), (190, 118156), (218, 102980), (271, 82840), (380, 59078), (436, 51490), (542, 41420), (545, 41192), (760, 29539), (872, 25745), (1084, 20710), (1090, 20596), (1355, 16568), (2071, 10840), (2168, 10355), (2180, 10298), (2710, 8284), (4142, 5420), (4360, 5149)]