1455220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 3422160

約数和(自身を除く): 1966940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 193, 260, 290, 377, 386, 580, 754, 772, 965, 1508, 1885, 1930, 2509, 3770, 3860, 5018, 5597, 7540, 10036, 11194, 12545, 22388, 25090, 27985, 50180, 55970, 72761, 111940, 145522, 291044, 363805, 727610, 1455220]

約数ペア:

[(1, 1455220), (2, 727610), (4, 363805), (5, 291044), (10, 145522), (13, 111940), (20, 72761), (26, 55970), (29, 50180), (52, 27985), (58, 25090), (65, 22388), (116, 12545), (130, 11194), (145, 10036), (193, 7540), (260, 5597), (290, 5018), (377, 3860), (386, 3770), (580, 2509), (754, 1930), (772, 1885), (965, 1508)]