28373080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1076

約数の個数: 64

約数和(自身を含む): 69084000

約数和(自身を除く): 40710920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1009, 1406, 1480, 2018, 2812, 3515, 4036, 5045, 5624, 7030, 8072, 10090, 14060, 19171, 20180, 28120, 37333, 38342, 40360, 74666, 76684, 95855, 149332, 153368, 186665, 191710, 298664, 373330, 383420, 709327, 746660, 766840, 1418654, 1493320, 2837308, 3546635, 5674616, 7093270, 14186540, 28373080]

約数ペア:

[(1, 28373080), (2, 14186540), (4, 7093270), (5, 5674616), (8, 3546635), (10, 2837308), (19, 1493320), (20, 1418654), (37, 766840), (38, 746660), (40, 709327), (74, 383420), (76, 373330), (95, 298664), (148, 191710), (152, 186665), (185, 153368), (190, 149332), (296, 95855), (370, 76684), (380, 74666), (703, 40360), (740, 38342), (760, 37333), (1009, 28120), (1406, 20180), (1480, 19171), (2018, 14060), (2812, 10090), (3515, 8072), (4036, 7030), (5045, 5624)]