28476780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3623}}^1$

素因数の和:3766

約数の個数: 48

約数和(自身を含む): 80365824

約数和(自身を除く): 51889044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3623, 3930, 7246, 7860, 10869, 14492, 18115, 21738, 36230, 43476, 54345, 72460, 108690, 217380, 474613, 949226, 1423839, 1898452, 2373065, 2847678, 4746130, 5695356, 7119195, 9492260, 14238390, 28476780]

約数ペア:

[(1, 28476780), (2, 14238390), (3, 9492260), (4, 7119195), (5, 5695356), (6, 4746130), (10, 2847678), (12, 2373065), (15, 1898452), (20, 1423839), (30, 949226), (60, 474613), (131, 217380), (262, 108690), (393, 72460), (524, 54345), (655, 43476), (786, 36230), (1310, 21738), (1572, 18115), (1965, 14492), (2620, 10869), (3623, 7860), (3930, 7246)]