42415220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 98478240

約数和(自身を除く): 56063020

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 211, 230, 380, 422, 437, 460, 529, 844, 874, 1055, 1058, 1748, 2110, 2116, 2185, 2645, 4009, 4220, 4370, 4853, 5290, 8018, 8740, 9706, 10051, 10580, 16036, 19412, 20045, 20102, 24265, 40090, 40204, 48530, 50255, 80180, 92207, 97060, 100510, 111619, 184414, 201020, 223238, 368828, 446476, 461035, 558095, 922070, 1116190, 1844140, 2120761, 2232380, 4241522, 8483044, 10603805, 21207610, 42415220]

約数ペア:

[(1, 42415220), (2, 21207610), (4, 10603805), (5, 8483044), (10, 4241522), (19, 2232380), (20, 2120761), (23, 1844140), (38, 1116190), (46, 922070), (76, 558095), (92, 461035), (95, 446476), (115, 368828), (190, 223238), (211, 201020), (230, 184414), (380, 111619), (422, 100510), (437, 97060), (460, 92207), (529, 80180), (844, 50255), (874, 48530), (1055, 40204), (1058, 40090), (1748, 24265), (2110, 20102), (2116, 20045), (2185, 19412), (2645, 16036), (4009, 10580), (4220, 10051), (4370, 9706), (4853, 8740), (5290, 8018)]