89906940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{499483}}^1$

素因数の和:499498

約数の個数: 36

約数和(自身を含む): 272718264

約数和(自身を除く): 182811324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 499483, 998966, 1498449, 1997932, 2497415, 2996898, 4495347, 4994830, 5993796, 7492245, 8990694, 9989660, 14984490, 17981388, 22476735, 29968980, 44953470, 89906940]

約数ペア:

[(1, 89906940), (2, 44953470), (3, 29968980), (4, 22476735), (5, 17981388), (6, 14984490), (9, 9989660), (10, 8990694), (12, 7492245), (15, 5993796), (18, 4994830), (20, 4495347), (30, 2996898), (36, 2497415), (45, 1997932), (60, 1498449), (90, 998966), (180, 499483)]