2149786623620

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{2617}}^1\times {\mathrm{62327}}^1$

素因数の和:65612

約数の個数: 48

約数和(自身を含む): 4523202794880

約数和(自身を除く): 2373416171260

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 2617, 2636, 3295, 5234, 6590, 10468, 13085, 13180, 26170, 52340, 62327, 124654, 249308, 311635, 623270, 1246540, 1724603, 3449206, 6898412, 8623015, 17246030, 34492060, 41073493, 82146986, 163109759, 164293972, 205367465, 326219518, 410734930, 652439036, 815548795, 821469860, 1631097590, 3262195180, 107489331181, 214978662362, 429957324724, 537446655905, 1074893311810, 2149786623620]

約数ペア:

[(1, 2149786623620), (2, 1074893311810), (4, 537446655905), (5, 429957324724), (10, 214978662362), (20, 107489331181), (659, 3262195180), (1318, 1631097590), (2617, 821469860), (2636, 815548795), (3295, 652439036), (5234, 410734930), (6590, 326219518), (10468, 205367465), (13085, 164293972), (13180, 163109759), (26170, 82146986), (52340, 41073493), (62327, 34492060), (124654, 17246030), (249308, 8623015), (311635, 6898412), (623270, 3449206), (1246540, 1724603)]