84117560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{110681}}^1$

素因数の和:110711

約数の個数: 32

約数和(自身を含む): 199227600

約数和(自身を除く): 115110040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 110681, 221362, 442724, 553405, 885448, 1106810, 2102939, 2213620, 4205878, 4427240, 8411756, 10514695, 16823512, 21029390, 42058780, 84117560]

約数ペア:

[(1, 84117560), (2, 42058780), (4, 21029390), (5, 16823512), (8, 10514695), (10, 8411756), (19, 4427240), (20, 4205878), (38, 2213620), (40, 2102939), (76, 1106810), (95, 885448), (152, 553405), (190, 442724), (380, 221362), (760, 110681)]