2014890260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{1327}}^1$

素因数の和:1477

約数の個数: 72

約数和(自身を含む): 4430845440

約数和(自身を除く): 2415955180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 961, 1327, 1580, 1922, 2449, 2654, 3844, 4805, 4898, 5308, 6635, 9610, 9796, 12245, 13270, 19220, 24490, 26540, 41137, 48980, 75919, 82274, 104833, 151838, 164548, 205685, 209666, 303676, 379595, 411370, 419332, 524165, 759190, 822740, 1048330, 1275247, 1518380, 2096660, 2550494, 3249823, 5100988, 6376235, 6499646, 12752470, 12999292, 16249115, 25504940, 32498230, 64996460, 100744513, 201489026, 402978052, 503722565, 1007445130, 2014890260]

約数ペア:

[(1, 2014890260), (2, 1007445130), (4, 503722565), (5, 402978052), (10, 201489026), (20, 100744513), (31, 64996460), (62, 32498230), (79, 25504940), (124, 16249115), (155, 12999292), (158, 12752470), (310, 6499646), (316, 6376235), (395, 5100988), (620, 3249823), (790, 2550494), (961, 2096660), (1327, 1518380), (1580, 1275247), (1922, 1048330), (2449, 822740), (2654, 759190), (3844, 524165), (4805, 419332), (4898, 411370), (5308, 379595), (6635, 303676), (9610, 209666), (9796, 205685), (12245, 164548), (13270, 151838), (19220, 104833), (24490, 82274), (26540, 75919), (41137, 48980)]