20661750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{3061}}^1$

素因数の和:3087

約数の個数: 64

約数和(自身を含む): 57320640

約数和(自身を除く): 36658890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 125, 135, 150, 225, 250, 270, 375, 450, 675, 750, 1125, 1350, 2250, 3061, 3375, 6122, 6750, 9183, 15305, 18366, 27549, 30610, 45915, 55098, 76525, 82647, 91830, 137745, 153050, 165294, 229575, 275490, 382625, 413235, 459150, 688725, 765250, 826470, 1147875, 1377450, 2066175, 2295750, 3443625, 4132350, 6887250, 10330875, 20661750]

約数ペア:

[(1, 20661750), (2, 10330875), (3, 6887250), (5, 4132350), (6, 3443625), (9, 2295750), (10, 2066175), (15, 1377450), (18, 1147875), (25, 826470), (27, 765250), (30, 688725), (45, 459150), (50, 413235), (54, 382625), (75, 275490), (90, 229575), (125, 165294), (135, 153050), (150, 137745), (225, 91830), (250, 82647), (270, 76525), (375, 55098), (450, 45915), (675, 30610), (750, 27549), (1125, 18366), (1350, 15305), (2250, 9183), (3061, 6750), (3375, 6122)]