20028030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:601

約数の個数: 64

約数和(自身を含む): 52939008

約数和(自身を除く): 32910978

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 137, 165, 274, 330, 411, 443, 685, 822, 886, 1329, 1370, 1507, 2055, 2215, 2658, 3014, 4110, 4430, 4521, 4873, 6645, 7535, 9042, 9746, 13290, 14619, 15070, 22605, 24365, 29238, 45210, 48730, 60691, 73095, 121382, 146190, 182073, 303455, 364146, 606910, 667601, 910365, 1335202, 1820730, 2002803, 3338005, 4005606, 6676010, 10014015, 20028030]

約数ペア:

[(1, 20028030), (2, 10014015), (3, 6676010), (5, 4005606), (6, 3338005), (10, 2002803), (11, 1820730), (15, 1335202), (22, 910365), (30, 667601), (33, 606910), (55, 364146), (66, 303455), (110, 182073), (137, 146190), (165, 121382), (274, 73095), (330, 60691), (411, 48730), (443, 45210), (685, 29238), (822, 24365), (886, 22605), (1329, 15070), (1370, 14619), (1507, 13290), (2055, 9746), (2215, 9042), (2658, 7535), (3014, 6645), (4110, 4873), (4430, 4521)]