8187448840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1\times {\mathrm{15773}}^1$

素因数の和:16486

約数の個数: 64

約数和(自身を含む): 19420948800

約数和(自身を除く): 11233499960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 683, 760, 1366, 2732, 3415, 5464, 6830, 12977, 13660, 15773, 25954, 27320, 31546, 51908, 63092, 64885, 78865, 103816, 126184, 129770, 157730, 259540, 299687, 315460, 519080, 599374, 630920, 1198748, 1498435, 2397496, 2996870, 5993740, 10772959, 11987480, 21545918, 43091836, 53864795, 86183672, 107729590, 204686221, 215459180, 409372442, 430918360, 818744884, 1023431105, 1637489768, 2046862210, 4093724420, 8187448840]

約数ペア:

[(1, 8187448840), (2, 4093724420), (4, 2046862210), (5, 1637489768), (8, 1023431105), (10, 818744884), (19, 430918360), (20, 409372442), (38, 215459180), (40, 204686221), (76, 107729590), (95, 86183672), (152, 53864795), (190, 43091836), (380, 21545918), (683, 11987480), (760, 10772959), (1366, 5993740), (2732, 2996870), (3415, 2397496), (5464, 1498435), (6830, 1198748), (12977, 630920), (13660, 599374), (15773, 519080), (25954, 315460), (27320, 299687), (31546, 259540), (51908, 157730), (63092, 129770), (64885, 126184), (78865, 103816)]