111570220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 240609600

約数和(自身を除く): 129039380

約数列:

[1, 2, 4, 5, 10, 20, 61, 109, 122, 218, 244, 305, 436, 545, 610, 839, 1090, 1220, 1678, 2180, 3356, 4195, 6649, 8390, 13298, 16780, 26596, 33245, 51179, 66490, 91451, 102358, 132980, 182902, 204716, 255895, 365804, 457255, 511790, 914510, 1023580, 1829020, 5578511, 11157022, 22314044, 27892555, 55785110, 111570220]

約数ペア:

[(1, 111570220), (2, 55785110), (4, 27892555), (5, 22314044), (10, 11157022), (20, 5578511), (61, 1829020), (109, 1023580), (122, 914510), (218, 511790), (244, 457255), (305, 365804), (436, 255895), (545, 204716), (610, 182902), (839, 132980), (1090, 102358), (1220, 91451), (1678, 66490), (2180, 51179), (3356, 33245), (4195, 26596), (6649, 16780), (8390, 13298)]