73423940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1783}}^1$

素因数の和:1892

約数の個数: 48

約数和(自身を含む): 161844480

約数和(自身を除く): 88420540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 284, 290, 355, 580, 710, 1420, 1783, 2059, 3566, 4118, 7132, 8236, 8915, 10295, 17830, 20590, 35660, 41180, 51707, 103414, 126593, 206828, 253186, 258535, 506372, 517070, 632965, 1034140, 1265930, 2531860, 3671197, 7342394, 14684788, 18355985, 36711970, 73423940]

約数ペア:

[(1, 73423940), (2, 36711970), (4, 18355985), (5, 14684788), (10, 7342394), (20, 3671197), (29, 2531860), (58, 1265930), (71, 1034140), (116, 632965), (142, 517070), (145, 506372), (284, 258535), (290, 253186), (355, 206828), (580, 126593), (710, 103414), (1420, 51707), (1783, 41180), (2059, 35660), (3566, 20590), (4118, 17830), (7132, 10295), (8236, 8915)]