552508990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{19853}}^1$

素因数の和:19905

約数の個数: 48

約数和(自身を含む): 1140731424

約数和(自身を除く): 588222434

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 506, 605, 1210, 1265, 2530, 2783, 5566, 13915, 19853, 27830, 39706, 99265, 198530, 218383, 436766, 456619, 913238, 1091915, 2183830, 2283095, 2402213, 4566190, 4804426, 5022809, 10045618, 12011065, 24022130, 25114045, 50228090, 55250899, 110501798, 276254495, 552508990]

約数ペア:

[(1, 552508990), (2, 276254495), (5, 110501798), (10, 55250899), (11, 50228090), (22, 25114045), (23, 24022130), (46, 12011065), (55, 10045618), (110, 5022809), (115, 4804426), (121, 4566190), (230, 2402213), (242, 2283095), (253, 2183830), (506, 1091915), (605, 913238), (1210, 456619), (1265, 436766), (2530, 218383), (2783, 198530), (5566, 99265), (13915, 39706), (19853, 27830)]