27807460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 61996032

約数和(自身を除く): 34188572

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 991, 1220, 1403, 1982, 2806, 3964, 4955, 5612, 7015, 9910, 14030, 19820, 22793, 28060, 45586, 60451, 91172, 113965, 120902, 227930, 241804, 302255, 455860, 604510, 1209020, 1390373, 2780746, 5561492, 6951865, 13903730, 27807460]

約数ペア:

[(1, 27807460), (2, 13903730), (4, 6951865), (5, 5561492), (10, 2780746), (20, 1390373), (23, 1209020), (46, 604510), (61, 455860), (92, 302255), (115, 241804), (122, 227930), (230, 120902), (244, 113965), (305, 91172), (460, 60451), (610, 45586), (991, 28060), (1220, 22793), (1403, 19820), (1982, 14030), (2806, 9910), (3964, 7015), (4955, 5612)]